Home / 51,805,656,009.60-77,708,484,014.40-43,437,373,447.20

Finding the Fourth Proportional to 51,805,656,009.60, 77,708,484,014.40 and 43,437,373,447.20

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Solution

The fourth proportional to 51,805,656,009.60, 77,708,484,014.40 and 43,437,373,447.20 is: 65,156,060,170.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,805,656,009.60 : 77,708,484,014.40 = 43,437,373,447.20 : x
  2. Step 2: Convert to fraction form
    51,805,656,009.60/77,708,484,014.40 = 43,437,373,447.20/x
  3. Step 3: Cross multiply
    51,805,656,009.60x = 77,708,484,014.40 × 43,437,373,447.20
  4. Step 4: Simplify right side
    51,805,656,009.60x = 3,375,452,440,149,263,646,720
  5. Step 5: Solve for x
    x = 3,375,452,440,149,263,646,720/51,805,656,009.60
  6. Step 6: Final answer
    x = 65,156,060,170.80

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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.