Home / 118,341,962.60-177,512,943.90-113,806,999.40

Finding the Fourth Proportional to 118,341,962.60, 177,512,943.90 and 113,806,999.40

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Solution

The fourth proportional to 118,341,962.60, 177,512,943.90 and 113,806,999.40 is: 170,710,499.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,341,962.60 : 177,512,943.90 = 113,806,999.40 : x
  2. Step 2: Convert to fraction form
    118,341,962.60/177,512,943.90 = 113,806,999.40/x
  3. Step 3: Cross multiply
    118,341,962.60x = 177,512,943.90 × 113,806,999.40
  4. Step 4: Simplify right side
    118,341,962.60x = 20,202,215,499,919,536
  5. Step 5: Solve for x
    x = 20,202,215,499,919,536/118,341,962.60
  6. Step 6: Final answer
    x = 170,710,499.10

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1.5x scale

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.