Home / 307,103,986.10-460,655,979.15-99,841,996.10

Finding the Fourth Proportional to 307,103,986.10, 460,655,979.15 and 99,841,996.10

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Solution

The fourth proportional to 307,103,986.10, 460,655,979.15 and 99,841,996.10 is: 149,762,994.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,103,986.10 : 460,655,979.15 = 99,841,996.10 : x
  2. Step 2: Convert to fraction form
    307,103,986.10/460,655,979.15 = 99,841,996.10/x
  3. Step 3: Cross multiply
    307,103,986.10x = 460,655,979.15 × 99,841,996.10
  4. Step 4: Simplify right side
    307,103,986.10x = 45,992,812,473,735,976
  5. Step 5: Solve for x
    x = 45,992,812,473,735,976/307,103,986.10
  6. Step 6: Final answer
    x = 149,762,994.15

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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.