Home / 113,541,957.72-156,687,964.63-61,330,993.67

Finding the Fourth Proportional to 113,541,957.72, 156,687,964.63 and 61,330,993.67

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Solution

The fourth proportional to 113,541,957.72, 156,687,964.63 and 61,330,993.67 is: 84,636,805.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,541,957.72 : 156,687,964.63 = 61,330,993.67 : x
  2. Step 2: Convert to fraction form
    113,541,957.72/156,687,964.63 = 61,330,993.67/x
  3. Step 3: Cross multiply
    113,541,957.72x = 156,687,964.63 × 61,330,993.67
  4. Step 4: Simplify right side
    113,541,957.72x = 9,609,828,566,887,714
  5. Step 5: Solve for x
    x = 9,609,828,566,887,714/113,541,957.72
  6. Step 6: Final answer
    x = 84,636,805.28

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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.