Home / 108,519,339.60-162,779,009.40-93,906,680.40

Finding the Fourth Proportional to 108,519,339.60, 162,779,009.40 and 93,906,680.40

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Solution

The fourth proportional to 108,519,339.60, 162,779,009.40 and 93,906,680.40 is: 140,860,020.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,519,339.60 : 162,779,009.40 = 93,906,680.40 : x
  2. Step 2: Convert to fraction form
    108,519,339.60/162,779,009.40 = 93,906,680.40/x
  3. Step 3: Cross multiply
    108,519,339.60x = 162,779,009.40 × 93,906,680.40
  4. Step 4: Simplify right side
    108,519,339.60x = 15,286,036,411,554,398
  5. Step 5: Solve for x
    x = 15,286,036,411,554,398/108,519,339.60
  6. Step 6: Final answer
    x = 140,860,020.60

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Double scale
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Similar ratio
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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.