Home / 77,805,590.32-116,604,055.32-60,554,620.72

Finding the Fourth Proportional to 77,805,590.32, 116,604,055.32 and 60,554,620.72

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Solution

The fourth proportional to 77,805,590.32, 116,604,055.32 and 60,554,620.72 is: 90,750,732.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,805,590.32 : 116,604,055.32 = 60,554,620.72 : x
  2. Step 2: Convert to fraction form
    77,805,590.32/116,604,055.32 = 60,554,620.72/x
  3. Step 3: Cross multiply
    77,805,590.32x = 116,604,055.32 × 60,554,620.72
  4. Step 4: Simplify right side
    77,805,590.32x = 7,060,914,344,316,498
  5. Step 5: Solve for x
    x = 7,060,914,344,316,498/77,805,590.32
  6. Step 6: Final answer
    x = 90,750,732.89

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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.