Home / 541,433,011,377.15-812,149,517,065.73-290,384,534,505.15

Finding the Fourth Proportional to 541,433,011,377.15, 812,149,517,065.73 and 290,384,534,505.15

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Solution

The fourth proportional to 541,433,011,377.15, 812,149,517,065.73 and 290,384,534,505.15 is: 435,576,801,757.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,433,011,377.15 : 812,149,517,065.73 = 290,384,534,505.15 : x
  2. Step 2: Convert to fraction form
    541,433,011,377.15/812,149,517,065.73 = 290,384,534,505.15/x
  3. Step 3: Cross multiply
    541,433,011,377.15x = 812,149,517,065.73 × 290,384,534,505.15
  4. Step 4: Simplify right side
    541,433,011,377.15x = 235,835,659,461,714,402,869,248
  5. Step 5: Solve for x
    x = 235,835,659,461,714,402,869,248/541,433,011,377.15
  6. Step 6: Final answer
    x = 435,576,801,757.73

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Double scale
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Similar ratio
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1.5x scale

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.