Home / 122,157,305.10-183,235,957.65-73,689,885.90

Finding the Fourth Proportional to 122,157,305.10, 183,235,957.65 and 73,689,885.90

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Solution

The fourth proportional to 122,157,305.10, 183,235,957.65 and 73,689,885.90 is: 110,534,828.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,157,305.10 : 183,235,957.65 = 73,689,885.90 : x
  2. Step 2: Convert to fraction form
    122,157,305.10/183,235,957.65 = 73,689,885.90/x
  3. Step 3: Cross multiply
    122,157,305.10x = 183,235,957.65 × 73,689,885.90
  4. Step 4: Simplify right side
    122,157,305.10x = 13,502,636,812,005,734
  5. Step 5: Solve for x
    x = 13,502,636,812,005,734/122,157,305.10
  6. Step 6: Final answer
    x = 110,534,828.85

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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.