Home / 119,820,443.55-179,755,085.21-54,210,066.90

Finding the Fourth Proportional to 119,820,443.55, 179,755,085.21 and 54,210,066.90

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Solution

The fourth proportional to 119,820,443.55, 179,755,085.21 and 54,210,066.90 is: 81,326,148.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,820,443.55 : 179,755,085.21 = 54,210,066.90 : x
  2. Step 2: Convert to fraction form
    119,820,443.55/179,755,085.21 = 54,210,066.90/x
  3. Step 3: Cross multiply
    119,820,443.55x = 179,755,085.21 × 54,210,066.90
  4. Step 4: Simplify right side
    119,820,443.55x = 9,744,535,194,578,250
  5. Step 5: Solve for x
    x = 9,744,535,194,578,250/119,820,443.55
  6. Step 6: Final answer
    x = 81,326,148.58

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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.