Home / 538,841,716.30-808,262,574.45-484,315,869.70

Finding the Fourth Proportional to 538,841,716.30, 808,262,574.45 and 484,315,869.70

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Solution

The fourth proportional to 538,841,716.30, 808,262,574.45 and 484,315,869.70 is: 726,473,804.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,841,716.30 : 808,262,574.45 = 484,315,869.70 : x
  2. Step 2: Convert to fraction form
    538,841,716.30/808,262,574.45 = 484,315,869.70/x
  3. Step 3: Cross multiply
    538,841,716.30x = 808,262,574.45 × 484,315,869.70
  4. Step 4: Simplify right side
    538,841,716.30x = 391,454,391,690,712,768
  5. Step 5: Solve for x
    x = 391,454,391,690,712,768/538,841,716.30
  6. Step 6: Final answer
    x = 726,473,804.55

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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.