Home / 108,256,836.60-162,385,254.90-87,849,502.20

Finding the Fourth Proportional to 108,256,836.60, 162,385,254.90 and 87,849,502.20

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Solution

The fourth proportional to 108,256,836.60, 162,385,254.90 and 87,849,502.20 is: 131,774,253.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,256,836.60 : 162,385,254.90 = 87,849,502.20 : x
  2. Step 2: Convert to fraction form
    108,256,836.60/162,385,254.90 = 87,849,502.20/x
  3. Step 3: Cross multiply
    108,256,836.60x = 162,385,254.90 × 87,849,502.20
  4. Step 4: Simplify right side
    108,256,836.60x = 14,265,463,807,585,112
  5. Step 5: Solve for x
    x = 14,265,463,807,585,112/108,256,836.60
  6. Step 6: Final answer
    x = 131,774,253.30

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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.