Home / 123,098,156,717.94-184,406,762,911.95-84,802,614,660.18

Finding the Fourth Proportional to 123,098,156,717.94, 184,406,762,911.95 and 84,802,614,660.18

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Solution

The fourth proportional to 123,098,156,717.94, 184,406,762,911.95 and 84,802,614,660.18 is: 127,038,260,140.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,098,156,717.94 : 184,406,762,911.95 = 84,802,614,660.18 : x
  2. Step 2: Convert to fraction form
    123,098,156,717.94/184,406,762,911.95 = 84,802,614,660.18/x
  3. Step 3: Cross multiply
    123,098,156,717.94x = 184,406,762,911.95 × 84,802,614,660.18
  4. Step 4: Simplify right side
    123,098,156,717.94x = 15,638,175,655,953,268,998,144
  5. Step 5: Solve for x
    x = 15,638,175,655,953,268,998,144/123,098,156,717.94
  6. Step 6: Final answer
    x = 127,038,260,140.53

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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.