Home / 113,375,021.47-156,462,491.87-63,818,592.91

Finding the Fourth Proportional to 113,375,021.47, 156,462,491.87 and 63,818,592.91

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Solution

The fourth proportional to 113,375,021.47, 156,462,491.87 and 63,818,592.91 is: 88,072,451.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,375,021.47 : 156,462,491.87 = 63,818,592.91 : x
  2. Step 2: Convert to fraction form
    113,375,021.47/156,462,491.87 = 63,818,592.91/x
  3. Step 3: Cross multiply
    113,375,021.47x = 156,462,491.87 × 63,818,592.91
  4. Step 4: Simplify right side
    113,375,021.47x = 9,985,216,074,104,104
  5. Step 5: Solve for x
    x = 9,985,216,074,104,104/113,375,021.47
  6. Step 6: Final answer
    x = 88,072,451.45

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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.