Home / 283,875,853.80-391,732,331.58-158,418,210.54

Finding the Fourth Proportional to 283,875,853.80, 391,732,331.58 and 158,418,210.54

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Solution

The fourth proportional to 283,875,853.80, 391,732,331.58 and 158,418,210.54 is: 218,608,008.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,875,853.80 : 391,732,331.58 = 158,418,210.54 : x
  2. Step 2: Convert to fraction form
    283,875,853.80/391,732,331.58 = 158,418,210.54/x
  3. Step 3: Cross multiply
    283,875,853.80x = 391,732,331.58 × 158,418,210.54
  4. Step 4: Simplify right side
    283,875,853.80x = 62,057,534,979,565,528
  5. Step 5: Solve for x
    x = 62,057,534,979,565,528/283,875,853.80
  6. Step 6: Final answer
    x = 218,608,008.22

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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.