Home / 288,252,082.94-432,288,699.46-103,995,606.02

Finding the Fourth Proportional to 288,252,082.94, 432,288,699.46 and 103,995,606.02

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Solution

The fourth proportional to 288,252,082.94, 432,288,699.46 and 103,995,606.02 is: 155,961,146.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,252,082.94 : 432,288,699.46 = 103,995,606.02 : x
  2. Step 2: Convert to fraction form
    288,252,082.94/432,288,699.46 = 103,995,606.02/x
  3. Step 3: Cross multiply
    288,252,082.94x = 432,288,699.46 × 103,995,606.02
  4. Step 4: Simplify right side
    288,252,082.94x = 44,956,125,273,518,912
  5. Step 5: Solve for x
    x = 44,956,125,273,518,912/288,252,082.94
  6. Step 6: Final answer
    x = 155,961,146.28

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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.