Home / 885,736,808.10-1,328,605,212.15-656,154,296.10

Finding the Fourth Proportional to 885,736,808.10, 1,328,605,212.15 and 656,154,296.10

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Solution

The fourth proportional to 885,736,808.10, 1,328,605,212.15 and 656,154,296.10 is: 984,231,444.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,736,808.10 : 1,328,605,212.15 = 656,154,296.10 : x
  2. Step 2: Convert to fraction form
    885,736,808.10/1,328,605,212.15 = 656,154,296.10/x
  3. Step 3: Cross multiply
    885,736,808.10x = 1,328,605,212.15 × 656,154,296.10
  4. Step 4: Simplify right side
    885,736,808.10x = 871,770,017,773,074,560
  5. Step 5: Solve for x
    x = 871,770,017,773,074,560/885,736,808.10
  6. Step 6: Final answer
    x = 984,231,444.15

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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.