Home / 271,989,082.80-375,298,979.70-152,895,811.32

Finding the Fourth Proportional to 271,989,082.80, 375,298,979.70 and 152,895,811.32

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Solution

The fourth proportional to 271,989,082.80, 375,298,979.70 and 152,895,811.32 is: 210,970,386.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,989,082.80 : 375,298,979.70 = 152,895,811.32 : x
  2. Step 2: Convert to fraction form
    271,989,082.80/375,298,979.70 = 152,895,811.32/x
  3. Step 3: Cross multiply
    271,989,082.80x = 375,298,979.70 × 152,895,811.32
  4. Step 4: Simplify right side
    271,989,082.80x = 57,381,641,988,799,704
  5. Step 5: Solve for x
    x = 57,381,641,988,799,704/271,989,082.80
  6. Step 6: Final answer
    x = 210,970,386.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.