Home / 99,736,477.20-149,604,715.80-61,472,725.20

Finding the Fourth Proportional to 99,736,477.20, 149,604,715.80 and 61,472,725.20

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Solution

The fourth proportional to 99,736,477.20, 149,604,715.80 and 61,472,725.20 is: 92,209,087.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,736,477.20 : 149,604,715.80 = 61,472,725.20 : x
  2. Step 2: Convert to fraction form
    99,736,477.20/149,604,715.80 = 61,472,725.20/x
  3. Step 3: Cross multiply
    99,736,477.20x = 149,604,715.80 × 61,472,725.20
  4. Step 4: Simplify right side
    99,736,477.20x = 9,196,609,582,997,500
  5. Step 5: Solve for x
    x = 9,196,609,582,997,500/99,736,477.20
  6. Step 6: Final answer
    x = 92,209,087.80

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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.