Home / 99,513,546.60-149,336,675.10-56,382,666.60

Finding the Fourth Proportional to 99,513,546.60, 149,336,675.10 and 56,382,666.60

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Solution

The fourth proportional to 99,513,546.60, 149,336,675.10 and 56,382,666.60 is: 84,611,595.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,513,546.60 : 149,336,675.10 = 56,382,666.60 : x
  2. Step 2: Convert to fraction form
    99,513,546.60/149,336,675.10 = 56,382,666.60/x
  3. Step 3: Cross multiply
    99,513,546.60x = 149,336,675.10 × 56,382,666.60
  4. Step 4: Simplify right side
    99,513,546.60x = 8,419,999,963,315,822
  5. Step 5: Solve for x
    x = 8,419,999,963,315,822/99,513,546.60
  6. Step 6: Final answer
    x = 84,611,595.62

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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.