Home / 10,715,230,363.12-14,787,846,190.68-6,428,605,002.64

Finding the Fourth Proportional to 10,715,230,363.12, 14,787,846,190.68 and 6,428,605,002.64

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Solution

The fourth proportional to 10,715,230,363.12, 14,787,846,190.68 and 6,428,605,002.64 is: 8,871,971,836.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,715,230,363.12 : 14,787,846,190.68 = 6,428,605,002.64 : x
  2. Step 2: Convert to fraction form
    10,715,230,363.12/14,787,846,190.68 = 6,428,605,002.64/x
  3. Step 3: Cross multiply
    10,715,230,363.12x = 14,787,846,190.68 × 6,428,605,002.64
  4. Step 4: Simplify right side
    10,715,230,363.12x = 95,065,221,999,676,325,888
  5. Step 5: Solve for x
    x = 95,065,221,999,676,325,888/10,715,230,363.12
  6. Step 6: Final answer
    x = 8,871,971,836.17

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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.