Home / 96,769,231.80-145,153,847.70-42,916,543.80

Finding the Fourth Proportional to 96,769,231.80, 145,153,847.70 and 42,916,543.80

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Solution

The fourth proportional to 96,769,231.80, 145,153,847.70 and 42,916,543.80 is: 64,374,815.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,769,231.80 : 145,153,847.70 = 42,916,543.80 : x
  2. Step 2: Convert to fraction form
    96,769,231.80/145,153,847.70 = 42,916,543.80/x
  3. Step 3: Cross multiply
    96,769,231.80x = 145,153,847.70 × 42,916,543.80
  4. Step 4: Simplify right side
    96,769,231.80x = 6,229,501,462,555,578
  5. Step 5: Solve for x
    x = 6,229,501,462,555,578/96,769,231.80
  6. Step 6: Final answer
    x = 64,374,815.70

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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.