Home / 885,512,482.20-1,328,835,593.70-517,046,722.20

Finding the Fourth Proportional to 885,512,482.20, 1,328,835,593.70 and 517,046,722.20

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Solution

The fourth proportional to 885,512,482.20, 1,328,835,593.70 and 517,046,722.20 is: 775,901,076.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,512,482.20 : 1,328,835,593.70 = 517,046,722.20 : x
  2. Step 2: Convert to fraction form
    885,512,482.20/1,328,835,593.70 = 517,046,722.20/x
  3. Step 3: Cross multiply
    885,512,482.20x = 1,328,835,593.70 × 517,046,722.20
  4. Step 4: Simplify right side
    885,512,482.20x = 687,070,088,065,276,032
  5. Step 5: Solve for x
    x = 687,070,088,065,276,032/885,512,482.20
  6. Step 6: Final answer
    x = 775,901,076.36

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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.