Home / 149,519,946.60-224,038,475.10-84,630,781.80

Finding the Fourth Proportional to 149,519,946.60, 224,038,475.10 and 84,630,781.80

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Solution

The fourth proportional to 149,519,946.60, 224,038,475.10 and 84,630,781.80 is: 126,809,510.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,519,946.60 : 224,038,475.10 = 84,630,781.80 : x
  2. Step 2: Convert to fraction form
    149,519,946.60/224,038,475.10 = 84,630,781.80/x
  3. Step 3: Cross multiply
    149,519,946.60x = 224,038,475.10 × 84,630,781.80
  4. Step 4: Simplify right side
    149,519,946.60x = 18,960,551,300,992,832
  5. Step 5: Solve for x
    x = 18,960,551,300,992,832/149,519,946.60
  6. Step 6: Final answer
    x = 126,809,510.92

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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.