Home / 75,816,111.20-113,724,166.80-62,211,221.60

Finding the Fourth Proportional to 75,816,111.20, 113,724,166.80 and 62,211,221.60

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Solution

The fourth proportional to 75,816,111.20, 113,724,166.80 and 62,211,221.60 is: 93,316,832.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,816,111.20 : 113,724,166.80 = 62,211,221.60 : x
  2. Step 2: Convert to fraction form
    75,816,111.20/113,724,166.80 = 62,211,221.60/x
  3. Step 3: Cross multiply
    75,816,111.20x = 113,724,166.80 × 62,211,221.60
  4. Step 4: Simplify right side
    75,816,111.20x = 7,074,919,342,070,163
  5. Step 5: Solve for x
    x = 7,074,919,342,070,163/75,816,111.20
  6. Step 6: Final answer
    x = 93,316,832.40

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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.