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Finding the Fourth Proportional to 97,136,712, 134,053,850.88 and 55,889,892

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Solution

The fourth proportional to 97,136,712, 134,053,850.88 and 55,889,892 is: 77,131,036.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,136,712 : 134,053,850.88 = 55,889,892 : x
  2. Step 2: Convert to fraction form
    97,136,712/134,053,850.88 = 55,889,892/x
  3. Step 3: Cross multiply
    97,136,712x = 134,053,850.88 × 55,889,892
  4. Step 4: Simplify right side
    97,136,712x = 7,492,255,247,867,305
  5. Step 5: Solve for x
    x = 7,492,255,247,867,305/97,136,712
  6. Step 6: Final answer
    x = 77,131,036.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.