Home / 1,140,586,157.52-1,574,010,062.28-619,065,497.04

Finding the Fourth Proportional to 1,140,586,157.52, 1,574,010,062.28 and 619,065,497.04

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Solution

The fourth proportional to 1,140,586,157.52, 1,574,010,062.28 and 619,065,497.04 is: 854,311,018.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,586,157.52 : 1,574,010,062.28 = 619,065,497.04 : x
  2. Step 2: Convert to fraction form
    1,140,586,157.52/1,574,010,062.28 = 619,065,497.04/x
  3. Step 3: Cross multiply
    1,140,586,157.52x = 1,574,010,062.28 × 619,065,497.04
  4. Step 4: Simplify right side
    1,140,586,157.52x = 974,415,321,551,329,536
  5. Step 5: Solve for x
    x = 974,415,321,551,329,536/1,140,586,157.52
  6. Step 6: Final answer
    x = 854,311,018.18

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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.