Home / 745,283,931.19-1,028,488,717.13-410,755,655.24

Finding the Fourth Proportional to 745,283,931.19, 1,028,488,717.13 and 410,755,655.24

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Solution

The fourth proportional to 745,283,931.19, 1,028,488,717.13 and 410,755,655.24 is: 566,841,091.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,283,931.19 : 1,028,488,717.13 = 410,755,655.24 : x
  2. Step 2: Convert to fraction form
    745,283,931.19/1,028,488,717.13 = 410,755,655.24/x
  3. Step 3: Cross multiply
    745,283,931.19x = 1,028,488,717.13 × 410,755,655.24
  4. Step 4: Simplify right side
    745,283,931.19x = 422,457,556,911,680,192
  5. Step 5: Solve for x
    x = 422,457,556,911,680,192/745,283,931.19
  6. Step 6: Final answer
    x = 566,841,091.34

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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.