Home / 75,180,608.02-112,705,706.68-29,090,754.15

Finding the Fourth Proportional to 75,180,608.02, 112,705,706.68 and 29,090,754.15

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Solution

The fourth proportional to 75,180,608.02, 112,705,706.68 and 29,090,754.15 is: 43,610,900.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,180,608.02 : 112,705,706.68 = 29,090,754.15 : x
  2. Step 2: Convert to fraction form
    75,180,608.02/112,705,706.68 = 29,090,754.15/x
  3. Step 3: Cross multiply
    75,180,608.02x = 112,705,706.68 × 29,090,754.15
  4. Step 4: Simplify right side
    75,180,608.02x = 3,278,694,004,329,893
  5. Step 5: Solve for x
    x = 3,278,694,004,329,893/75,180,608.02
  6. Step 6: Final answer
    x = 43,610,900.35

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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.