Home / 217,841,919.60-326,314,981.80-149,761,484.40

Finding the Fourth Proportional to 217,841,919.60, 326,314,981.80 and 149,761,484.40

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Solution

The fourth proportional to 217,841,919.60, 326,314,981.80 and 149,761,484.40 is: 224,334,306.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,841,919.60 : 326,314,981.80 = 149,761,484.40 : x
  2. Step 2: Convert to fraction form
    217,841,919.60/326,314,981.80 = 149,761,484.40/x
  3. Step 3: Cross multiply
    217,841,919.60x = 326,314,981.80 × 149,761,484.40
  4. Step 4: Simplify right side
    217,841,919.60x = 48,869,416,056,326,984
  5. Step 5: Solve for x
    x = 48,869,416,056,326,984/217,841,919.60
  6. Step 6: Final answer
    x = 224,334,306.94

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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.