Home / 108,645,514.10-162,968,271.15-83,136,346.10

Finding the Fourth Proportional to 108,645,514.10, 162,968,271.15 and 83,136,346.10

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Solution

The fourth proportional to 108,645,514.10, 162,968,271.15 and 83,136,346.10 is: 124,704,519.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,645,514.10 : 162,968,271.15 = 83,136,346.10 : x
  2. Step 2: Convert to fraction form
    108,645,514.10/162,968,271.15 = 83,136,346.10/x
  3. Step 3: Cross multiply
    108,645,514.10x = 162,968,271.15 × 83,136,346.10
  4. Step 4: Simplify right side
    108,645,514.10x = 13,548,586,593,645,044
  5. Step 5: Solve for x
    x = 13,548,586,593,645,044/108,645,514.10
  6. Step 6: Final answer
    x = 124,704,519.15

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Double scale
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Similar ratio
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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.