Home / 108,516,903.60-162,775,355.40-88,109,569.20

Finding the Fourth Proportional to 108,516,903.60, 162,775,355.40 and 88,109,569.20

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Solution

The fourth proportional to 108,516,903.60, 162,775,355.40 and 88,109,569.20 is: 132,164,353.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,516,903.60 : 162,775,355.40 = 88,109,569.20 : x
  2. Step 2: Convert to fraction form
    108,516,903.60/162,775,355.40 = 88,109,569.20/x
  3. Step 3: Cross multiply
    108,516,903.60x = 162,775,355.40 × 88,109,569.20
  4. Step 4: Simplify right side
    108,516,903.60x = 14,342,066,440,670,894
  5. Step 5: Solve for x
    x = 14,342,066,440,670,894/108,516,903.60
  6. Step 6: Final answer
    x = 132,164,353.80

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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.