Home / 425,200,820,347.28-586,500,649,960.20-272,712,115,876.88

Finding the Fourth Proportional to 425,200,820,347.28, 586,500,649,960.20 and 272,712,115,876.88

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Solution

The fourth proportional to 425,200,820,347.28, 586,500,649,960.20 and 272,712,115,876.88 is: 376,165,391,880.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,200,820,347.28 : 586,500,649,960.20 = 272,712,115,876.88 : x
  2. Step 2: Convert to fraction form
    425,200,820,347.28/586,500,649,960.20 = 272,712,115,876.88/x
  3. Step 3: Cross multiply
    425,200,820,347.28x = 586,500,649,960.20 × 272,712,115,876.88
  4. Step 4: Simplify right side
    425,200,820,347.28x = 159,945,833,213,811,501,301,760
  5. Step 5: Solve for x
    x = 159,945,833,213,811,501,301,760/425,200,820,347.28
  6. Step 6: Final answer
    x = 376,165,391,880.42

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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.