Home / 181,703,558.10-272,555,337.15-72,545,576.70

Finding the Fourth Proportional to 181,703,558.10, 272,555,337.15 and 72,545,576.70

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Solution

The fourth proportional to 181,703,558.10, 272,555,337.15 and 72,545,576.70 is: 108,818,365.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,703,558.10 : 272,555,337.15 = 72,545,576.70 : x
  2. Step 2: Convert to fraction form
    181,703,558.10/272,555,337.15 = 72,545,576.70/x
  3. Step 3: Cross multiply
    181,703,558.10x = 272,555,337.15 × 72,545,576.70
  4. Step 4: Simplify right side
    181,703,558.10x = 19,772,684,116,209,684
  5. Step 5: Solve for x
    x = 19,772,684,116,209,684/181,703,558.10
  6. Step 6: Final answer
    x = 108,818,365.05

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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.