Home / 545,083,651.40-752,218,494.28-310,134,307.01

Finding the Fourth Proportional to 545,083,651.40, 752,218,494.28 and 310,134,307.01

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Solution

The fourth proportional to 545,083,651.40, 752,218,494.28 and 310,134,307.01 is: 427,987,082.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,083,651.40 : 752,218,494.28 = 310,134,307.01 : x
  2. Step 2: Convert to fraction form
    545,083,651.40/752,218,494.28 = 310,134,307.01/x
  3. Step 3: Cross multiply
    545,083,651.40x = 752,218,494.28 × 310,134,307.01
  4. Step 4: Simplify right side
    545,083,651.40x = 233,288,761,439,097,024
  5. Step 5: Solve for x
    x = 233,288,761,439,097,024/545,083,651.40
  6. Step 6: Final answer
    x = 427,987,082.06

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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.