Home / 655,090,384.80-982,635,577.20-310,716,616.80

Finding the Fourth Proportional to 655,090,384.80, 982,635,577.20 and 310,716,616.80

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Solution

The fourth proportional to 655,090,384.80, 982,635,577.20 and 310,716,616.80 is: 466,074,925.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,090,384.80 : 982,635,577.20 = 310,716,616.80 : x
  2. Step 2: Convert to fraction form
    655,090,384.80/982,635,577.20 = 310,716,616.80/x
  3. Step 3: Cross multiply
    655,090,384.80x = 982,635,577.20 × 310,716,616.80
  4. Step 4: Simplify right side
    655,090,384.80x = 305,321,202,094,899,264
  5. Step 5: Solve for x
    x = 305,321,202,094,899,264/655,090,384.80
  6. Step 6: Final answer
    x = 466,074,925.20

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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.