Home / 122,807,712.70-184,211,569.05-65,412,084.70

Finding the Fourth Proportional to 122,807,712.70, 184,211,569.05 and 65,412,084.70

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Solution

The fourth proportional to 122,807,712.70, 184,211,569.05 and 65,412,084.70 is: 98,118,127.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,807,712.70 : 184,211,569.05 = 65,412,084.70 : x
  2. Step 2: Convert to fraction form
    122,807,712.70/184,211,569.05 = 65,412,084.70/x
  3. Step 3: Cross multiply
    122,807,712.70x = 184,211,569.05 × 65,412,084.70
  4. Step 4: Simplify right side
    122,807,712.70x = 12,049,662,757,418,500
  5. Step 5: Solve for x
    x = 12,049,662,757,418,500/122,807,712.70
  6. Step 6: Final answer
    x = 98,118,127.05

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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.