Home / 122,381,626.68-183,572,440.02-40,478,498.55

Finding the Fourth Proportional to 122,381,626.68, 183,572,440.02 and 40,478,498.55

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Solution

The fourth proportional to 122,381,626.68, 183,572,440.02 and 40,478,498.55 is: 60,717,747.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,381,626.68 : 183,572,440.02 = 40,478,498.55 : x
  2. Step 2: Convert to fraction form
    122,381,626.68/183,572,440.02 = 40,478,498.55/x
  3. Step 3: Cross multiply
    122,381,626.68x = 183,572,440.02 × 40,478,498.55
  4. Step 4: Simplify right side
    122,381,626.68x = 7,430,736,747,169,532
  5. Step 5: Solve for x
    x = 7,430,736,747,169,532/122,381,626.68
  6. Step 6: Final answer
    x = 60,717,747.83

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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.