Home / 10,715,230,364.12-14,787,846,192.06-6,428,605,003.64

Finding the Fourth Proportional to 10,715,230,364.12, 14,787,846,192.06 and 6,428,605,003.64

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Solution

The fourth proportional to 10,715,230,364.12, 14,787,846,192.06 and 6,428,605,003.64 is: 8,871,971,837.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,715,230,364.12 : 14,787,846,192.06 = 6,428,605,003.64 : x
  2. Step 2: Convert to fraction form
    10,715,230,364.12/14,787,846,192.06 = 6,428,605,003.64/x
  3. Step 3: Cross multiply
    10,715,230,364.12x = 14,787,846,192.06 × 6,428,605,003.64
  4. Step 4: Simplify right side
    10,715,230,364.12x = 95,065,222,023,335,641,088
  5. Step 5: Solve for x
    x = 95,065,222,023,335,641,088/10,715,230,364.12
  6. Step 6: Final answer
    x = 8,871,971,837.55

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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.