Home / 10,900,733,756.64-15,045,811,484.22-7,099,728,470.48

Finding the Fourth Proportional to 10,900,733,756.64, 15,045,811,484.22 and 7,099,728,470.48

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Solution

The fourth proportional to 10,900,733,756.64, 15,045,811,484.22 and 7,099,728,470.48 is: 9,799,448,233.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,900,733,756.64 : 15,045,811,484.22 = 7,099,728,470.48 : x
  2. Step 2: Convert to fraction form
    10,900,733,756.64/15,045,811,484.22 = 7,099,728,470.48/x
  3. Step 3: Cross multiply
    10,900,733,756.64x = 15,045,811,484.22 × 7,099,728,470.48
  4. Step 4: Simplify right side
    10,900,733,756.64x = 106,821,176,155,991,670,784
  5. Step 5: Solve for x
    x = 106,821,176,155,991,670,784/10,900,733,756.64
  6. Step 6: Final answer
    x = 9,799,448,233.56

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Double scale
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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.