Home / 77,571,563.76-116,069,928.04-62,172,147.24

Finding the Fourth Proportional to 77,571,563.76, 116,069,928.04 and 62,172,147.24

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Solution

The fourth proportional to 77,571,563.76, 116,069,928.04 and 62,172,147.24 is: 93,027,861.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,571,563.76 : 116,069,928.04 = 62,172,147.24 : x
  2. Step 2: Convert to fraction form
    77,571,563.76/116,069,928.04 = 62,172,147.24/x
  3. Step 3: Cross multiply
    77,571,563.76x = 116,069,928.04 × 62,172,147.24
  4. Step 4: Simplify right side
    77,571,563.76x = 7,216,316,656,239,085
  5. Step 5: Solve for x
    x = 7,216,316,656,239,085/77,571,563.76
  6. Step 6: Final answer
    x = 93,027,861.07

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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.