Home / 157,464,672.40-236,197,008.60-108,146,947.60

Finding the Fourth Proportional to 157,464,672.40, 236,197,008.60 and 108,146,947.60

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Solution

The fourth proportional to 157,464,672.40, 236,197,008.60 and 108,146,947.60 is: 162,220,421.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,672.40 : 236,197,008.60 = 108,146,947.60 : x
  2. Step 2: Convert to fraction form
    157,464,672.40/236,197,008.60 = 108,146,947.60/x
  3. Step 3: Cross multiply
    157,464,672.40x = 236,197,008.60 × 108,146,947.60
  4. Step 4: Simplify right side
    157,464,672.40x = 25,543,985,512,340,948
  5. Step 5: Solve for x
    x = 25,543,985,512,340,948/157,464,672.40
  6. Step 6: Final answer
    x = 162,220,421.40

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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.