Home / 97,191,937-134,127,672.42-53,734,672.36

Finding the Fourth Proportional to 97,191,937, 134,127,672.42 and 53,734,672.36

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Solution

The fourth proportional to 97,191,937, 134,127,672.42 and 53,734,672.36 is: 74,155,395.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,191,937 : 134,127,672.42 = 53,734,672.36 : x
  2. Step 2: Convert to fraction form
    97,191,937/134,127,672.42 = 53,734,672.36/x
  3. Step 3: Cross multiply
    97,191,937x = 134,127,672.42 × 53,734,672.36
  4. Step 4: Simplify right side
    97,191,937x = 7,207,306,531,898,108
  5. Step 5: Solve for x
    x = 7,207,306,531,898,108/97,191,937
  6. Step 6: Final answer
    x = 74,155,395.54

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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.