Home / 488,966,257.16-733,369,655.82-143,839,153.16

Finding the Fourth Proportional to 488,966,257.16, 733,369,655.82 and 143,839,153.16

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Solution

The fourth proportional to 488,966,257.16, 733,369,655.82 and 143,839,153.16 is: 215,735,275.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,966,257.16 : 733,369,655.82 = 143,839,153.16 : x
  2. Step 2: Convert to fraction form
    488,966,257.16/733,369,655.82 = 143,839,153.16/x
  3. Step 3: Cross multiply
    488,966,257.16x = 733,369,655.82 × 143,839,153.16
  4. Step 4: Simplify right side
    488,966,257.16x = 105,487,270,246,389,472
  5. Step 5: Solve for x
    x = 105,487,270,246,389,472/488,966,257.16
  6. Step 6: Final answer
    x = 215,735,275.60

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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.