Home / 99,708,590.86-137,620,813.62-58,468,769.26

Finding the Fourth Proportional to 99,708,590.86, 137,620,813.62 and 58,468,769.26

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Solution

The fourth proportional to 99,708,590.86, 137,620,813.62 and 58,468,769.26 is: 80,700,364.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,708,590.86 : 137,620,813.62 = 58,468,769.26 : x
  2. Step 2: Convert to fraction form
    99,708,590.86/137,620,813.62 = 58,468,769.26/x
  3. Step 3: Cross multiply
    99,708,590.86x = 137,620,813.62 × 58,468,769.26
  4. Step 4: Simplify right side
    99,708,590.86x = 8,046,519,596,921,245
  5. Step 5: Solve for x
    x = 8,046,519,596,921,245/99,708,590.86
  6. Step 6: Final answer
    x = 80,700,364.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.