Home / 87,501,220.65-120,752,951.58-48,343,897.98

Finding the Fourth Proportional to 87,501,220.65, 120,752,951.58 and 48,343,897.98

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Solution

The fourth proportional to 87,501,220.65, 120,752,951.58 and 48,343,897.98 is: 66,715,279.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,501,220.65 : 120,752,951.58 = 48,343,897.98 : x
  2. Step 2: Convert to fraction form
    87,501,220.65/120,752,951.58 = 48,343,897.98/x
  3. Step 3: Cross multiply
    87,501,220.65x = 120,752,951.58 × 48,343,897.98
  4. Step 4: Simplify right side
    87,501,220.65x = 5,837,668,371,967,399
  5. Step 5: Solve for x
    x = 5,837,668,371,967,399/87,501,220.65
  6. Step 6: Final answer
    x = 66,715,279.27

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