Home / 58,016,190.80-87,091,332.60-31,142,334.80

Finding the Fourth Proportional to 58,016,190.80, 87,091,332.60 and 31,142,334.80

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Solution

The fourth proportional to 58,016,190.80, 87,091,332.60 and 31,142,334.80 is: 46,749,491.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,016,190.80 : 87,091,332.60 = 31,142,334.80 : x
  2. Step 2: Convert to fraction form
    58,016,190.80/87,091,332.60 = 31,142,334.80/x
  3. Step 3: Cross multiply
    58,016,190.80x = 87,091,332.60 × 31,142,334.80
  4. Step 4: Simplify right side
    58,016,190.80x = 2,712,227,438,007,354.50
  5. Step 5: Solve for x
    x = 2,712,227,438,007,354.50/58,016,190.80
  6. Step 6: Final answer
    x = 46,749,491.83

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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.