Home / 480,560,908,372.70-663,174,544,349.95-260,829,645,781.20

Finding the Fourth Proportional to 480,560,908,372.70, 663,174,544,349.95 and 260,829,645,781.20

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Solution

The fourth proportional to 480,560,908,372.70, 663,174,544,349.95 and 260,829,645,781.20 is: 359,945,177,562.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,560,908,372.70 : 663,174,544,349.95 = 260,829,645,781.20 : x
  2. Step 2: Convert to fraction form
    480,560,908,372.70/663,174,544,349.95 = 260,829,645,781.20/x
  3. Step 3: Cross multiply
    480,560,908,372.70x = 663,174,544,349.95 × 260,829,645,781.20
  4. Step 4: Simplify right side
    480,560,908,372.70x = 172,975,581,493,906,175,426,560
  5. Step 5: Solve for x
    x = 172,975,581,493,906,175,426,560/480,560,908,372.70
  6. Step 6: Final answer
    x = 359,945,177,562.71

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1.5x scale

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.