Home / 122,157,254.10-183,235,881.15-73,689,834.90

Finding the Fourth Proportional to 122,157,254.10, 183,235,881.15 and 73,689,834.90

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Solution

The fourth proportional to 122,157,254.10, 183,235,881.15 and 73,689,834.90 is: 110,534,752.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,157,254.10 : 183,235,881.15 = 73,689,834.90 : x
  2. Step 2: Convert to fraction form
    122,157,254.10/183,235,881.15 = 73,689,834.90/x
  3. Step 3: Cross multiply
    122,157,254.10x = 183,235,881.15 × 73,689,834.90
  4. Step 4: Simplify right side
    122,157,254.10x = 13,502,621,829,699,524
  5. Step 5: Solve for x
    x = 13,502,621,829,699,524/122,157,254.10
  6. Step 6: Final answer
    x = 110,534,752.35

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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.