Home / 99,844,024.80-149,780,552.40-42,336,184.80

Finding the Fourth Proportional to 99,844,024.80, 149,780,552.40 and 42,336,184.80

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Solution

The fourth proportional to 99,844,024.80, 149,780,552.40 and 42,336,184.80 is: 63,510,431.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,844,024.80 : 149,780,552.40 = 42,336,184.80 : x
  2. Step 2: Convert to fraction form
    99,844,024.80/149,780,552.40 = 42,336,184.80/x
  3. Step 3: Cross multiply
    99,844,024.80x = 149,780,552.40 × 42,336,184.80
  4. Step 4: Simplify right side
    99,844,024.80x = 6,341,137,145,852,483
  5. Step 5: Solve for x
    x = 6,341,137,145,852,483/99,844,024.80
  6. Step 6: Final answer
    x = 63,510,431.98

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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.