Home / 9,439,497,679.15-13,026,508,072.29-5,210,410,365.86

Finding the Fourth Proportional to 9,439,497,679.15, 13,026,508,072.29 and 5,210,410,365.86

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Solution

The fourth proportional to 9,439,497,679.15, 13,026,508,072.29 and 5,210,410,365.86 is: 7,190,367,008.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,439,497,679.15 : 13,026,508,072.29 = 5,210,410,365.86 : x
  2. Step 2: Convert to fraction form
    9,439,497,679.15/13,026,508,072.29 = 5,210,410,365.86/x
  3. Step 3: Cross multiply
    9,439,497,679.15x = 13,026,508,072.29 × 5,210,410,365.86
  4. Step 4: Simplify right side
    9,439,497,679.15x = 67,873,452,690,851,356,672
  5. Step 5: Solve for x
    x = 67,873,452,690,851,356,672/9,439,497,679.15
  6. Step 6: Final answer
    x = 7,190,367,008.70

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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.