Home / 122,472,013.60-183,723,766.80-61,092,546.40

Finding the Fourth Proportional to 122,472,013.60, 183,723,766.80 and 61,092,546.40

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Solution

The fourth proportional to 122,472,013.60, 183,723,766.80 and 61,092,546.40 is: 91,646,674.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,472,013.60 : 183,723,766.80 = 61,092,546.40 : x
  2. Step 2: Convert to fraction form
    122,472,013.60/183,723,766.80 = 61,092,546.40/x
  3. Step 3: Cross multiply
    122,472,013.60x = 183,723,766.80 × 61,092,546.40
  4. Step 4: Simplify right side
    122,472,013.60x = 11,224,152,748,011,780
  5. Step 5: Solve for x
    x = 11,224,152,748,011,780/122,472,013.60
  6. Step 6: Final answer
    x = 91,646,674.36

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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.