Home / 1,018,522,761.12-1,524,738,983.28-623,806,751.52

Finding the Fourth Proportional to 1,018,522,761.12, 1,524,738,983.28 and 623,806,751.52

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Solution

The fourth proportional to 1,018,522,761.12, 1,524,738,983.28 and 623,806,751.52 is: 933,845,082.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,522,761.12 : 1,524,738,983.28 = 623,806,751.52 : x
  2. Step 2: Convert to fraction form
    1,018,522,761.12/1,524,738,983.28 = 623,806,751.52/x
  3. Step 3: Cross multiply
    1,018,522,761.12x = 1,524,738,983.28 × 623,806,751.52
  4. Step 4: Simplify right side
    1,018,522,761.12x = 951,142,472,075,804,288
  5. Step 5: Solve for x
    x = 951,142,472,075,804,288/1,018,522,761.12
  6. Step 6: Final answer
    x = 933,845,082.69

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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.