Home / 77,884,853.20-116,827,279.80-34,753,973.20

Finding the Fourth Proportional to 77,884,853.20, 116,827,279.80 and 34,753,973.20

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Solution

The fourth proportional to 77,884,853.20, 116,827,279.80 and 34,753,973.20 is: 52,130,959.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,884,853.20 : 116,827,279.80 = 34,753,973.20 : x
  2. Step 2: Convert to fraction form
    77,884,853.20/116,827,279.80 = 34,753,973.20/x
  3. Step 3: Cross multiply
    77,884,853.20x = 116,827,279.80 × 34,753,973.20
  4. Step 4: Simplify right side
    77,884,853.20x = 4,060,212,151,198,101.50
  5. Step 5: Solve for x
    x = 4,060,212,151,198,101.50/77,884,853.20
  6. Step 6: Final answer
    x = 52,130,959.80

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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.