Home / 739,498,475.10-1,109,247,712.65-524,507,627.10

Finding the Fourth Proportional to 739,498,475.10, 1,109,247,712.65 and 524,507,627.10

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Solution

The fourth proportional to 739,498,475.10, 1,109,247,712.65 and 524,507,627.10 is: 786,761,440.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,498,475.10 : 1,109,247,712.65 = 524,507,627.10 : x
  2. Step 2: Convert to fraction form
    739,498,475.10/1,109,247,712.65 = 524,507,627.10/x
  3. Step 3: Cross multiply
    739,498,475.10x = 1,109,247,712.65 × 524,507,627.10
  4. Step 4: Simplify right side
    739,498,475.10x = 581,808,885,628,154,240
  5. Step 5: Solve for x
    x = 581,808,885,628,154,240/739,498,475.10
  6. Step 6: Final answer
    x = 786,761,440.65

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.