Home / 118,894,506.60-178,341,759.90-99,762,630.60

Finding the Fourth Proportional to 118,894,506.60, 178,341,759.90 and 99,762,630.60

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Solution

The fourth proportional to 118,894,506.60, 178,341,759.90 and 99,762,630.60 is: 149,643,945.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,894,506.60 : 178,341,759.90 = 99,762,630.60 : x
  2. Step 2: Convert to fraction form
    118,894,506.60/178,341,759.90 = 99,762,630.60/x
  3. Step 3: Cross multiply
    118,894,506.60x = 178,341,759.90 × 99,762,630.60
  4. Step 4: Simplify right side
    118,894,506.60x = 17,791,843,113,457,592
  5. Step 5: Solve for x
    x = 17,791,843,113,457,592/118,894,506.60
  6. Step 6: Final answer
    x = 149,643,945.90

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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.