Home / 1,417,936,465.44-2,127,220,909.20-435,462,155.78

Finding the Fourth Proportional to 1,417,936,465.44, 2,127,220,909.20 and 435,462,155.78

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Solution

The fourth proportional to 1,417,936,465.44, 2,127,220,909.20 and 435,462,155.78 is: 653,290,345.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,936,465.44 : 2,127,220,909.20 = 435,462,155.78 : x
  2. Step 2: Convert to fraction form
    1,417,936,465.44/2,127,220,909.20 = 435,462,155.78/x
  3. Step 3: Cross multiply
    1,417,936,465.44x = 2,127,220,909.20 × 435,462,155.78
  4. Step 4: Simplify right side
    1,417,936,465.44x = 926,324,202,929,887,488
  5. Step 5: Solve for x
    x = 926,324,202,929,887,488/1,417,936,465.44
  6. Step 6: Final answer
    x = 653,290,345.17

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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.