Home / 26,538,357,656.81-39,807,685,301.02-8,851,986,811.29

Finding the Fourth Proportional to 26,538,357,656.81, 39,807,685,301.02 and 8,851,986,811.29

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Solution

The fourth proportional to 26,538,357,656.81, 39,807,685,301.02 and 8,851,986,811.29 is: 13,278,029,855.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,538,357,656.81 : 39,807,685,301.02 = 8,851,986,811.29 : x
  2. Step 2: Convert to fraction form
    26,538,357,656.81/39,807,685,301.02 = 8,851,986,811.29/x
  3. Step 3: Cross multiply
    26,538,357,656.81x = 39,807,685,301.02 × 8,851,986,811.29
  4. Step 4: Simplify right side
    26,538,357,656.81x = 352,377,105,272,745,361,408
  5. Step 5: Solve for x
    x = 352,377,105,272,745,361,408/26,538,357,656.81
  6. Step 6: Final answer
    x = 13,278,029,855.11

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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.