Home / 1,003,621,459.19-1,384,916,414.77-580,262,282.89

Finding the Fourth Proportional to 1,003,621,459.19, 1,384,916,414.77 and 580,262,282.89

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Solution

The fourth proportional to 1,003,621,459.19, 1,384,916,414.77 and 580,262,282.89 is: 800,715,003.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,621,459.19 : 1,384,916,414.77 = 580,262,282.89 : x
  2. Step 2: Convert to fraction form
    1,003,621,459.19/1,384,916,414.77 = 580,262,282.89/x
  3. Step 3: Cross multiply
    1,003,621,459.19x = 1,384,916,414.77 × 580,262,282.89
  4. Step 4: Simplify right side
    1,003,621,459.19x = 803,614,760,440,258,944
  5. Step 5: Solve for x
    x = 803,614,760,440,258,944/1,003,621,459.19
  6. Step 6: Final answer
    x = 800,715,003.74

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Half scale
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Double scale
Find fourth proportional to 1,003,621,460.19, 1,384,916,416.15 and 580,262,283.89
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.