Home / 1,405,254,931.81-1,939,185,279.86-841,050,676.17

Finding the Fourth Proportional to 1,405,254,931.81, 1,939,185,279.86 and 841,050,676.17

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Solution

The fourth proportional to 1,405,254,931.81, 1,939,185,279.86 and 841,050,676.17 is: 1,160,610,117.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,254,931.81 : 1,939,185,279.86 = 841,050,676.17 : x
  2. Step 2: Convert to fraction form
    1,405,254,931.81/1,939,185,279.86 = 841,050,676.17/x
  3. Step 3: Cross multiply
    1,405,254,931.81x = 1,939,185,279.86 × 841,050,676.17
  4. Step 4: Simplify right side
    1,405,254,931.81x = 1,630,953,090,835,467,520
  5. Step 5: Solve for x
    x = 1,630,953,090,835,467,520/1,405,254,931.81
  6. Step 6: Final answer
    x = 1,160,610,117.01

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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.