Home / 1,039,211,034.06-1,434,111,108.03-621,523,252.38

Finding the Fourth Proportional to 1,039,211,034.06, 1,434,111,108.03 and 621,523,252.38

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Solution

The fourth proportional to 1,039,211,034.06, 1,434,111,108.03 and 621,523,252.38 is: 857,702,017.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,211,034.06 : 1,434,111,108.03 = 621,523,252.38 : x
  2. Step 2: Convert to fraction form
    1,039,211,034.06/1,434,111,108.03 = 621,523,252.38/x
  3. Step 3: Cross multiply
    1,039,211,034.06x = 1,434,111,108.03 × 621,523,252.38
  4. Step 4: Simplify right side
    1,039,211,034.06x = 891,333,400,137,091,072
  5. Step 5: Solve for x
    x = 891,333,400,137,091,072/1,039,211,034.06
  6. Step 6: Final answer
    x = 857,702,017.13

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Double scale
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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.