Home / 123,098,156,719.50-184,406,762,914.29-84,802,614,661.74

Finding the Fourth Proportional to 123,098,156,719.50, 184,406,762,914.29 and 84,802,614,661.74

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Solution

The fourth proportional to 123,098,156,719.50, 184,406,762,914.29 and 84,802,614,661.74 is: 127,038,260,142.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,098,156,719.50 : 184,406,762,914.29 = 84,802,614,661.74 : x
  2. Step 2: Convert to fraction form
    123,098,156,719.50/184,406,762,914.29 = 84,802,614,661.74/x
  3. Step 3: Cross multiply
    123,098,156,719.50x = 184,406,762,914.29 × 84,802,614,661.74
  4. Step 4: Simplify right side
    123,098,156,719.50x = 15,638,175,656,439,382,540,288
  5. Step 5: Solve for x
    x = 15,638,175,656,439,382,540,288/123,098,156,719.50
  6. Step 6: Final answer
    x = 127,038,260,142.87

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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.