Home / 12,642,580,266.86-17,447,832,153.33-7,005,564,322.22

Finding the Fourth Proportional to 12,642,580,266.86, 17,447,832,153.33 and 7,005,564,322.22

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Solution

The fourth proportional to 12,642,580,266.86, 17,447,832,153.33 and 7,005,564,322.22 is: 9,668,272,445.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,642,580,266.86 : 17,447,832,153.33 = 7,005,564,322.22 : x
  2. Step 2: Convert to fraction form
    12,642,580,266.86/17,447,832,153.33 = 7,005,564,322.22/x
  3. Step 3: Cross multiply
    12,642,580,266.86x = 17,447,832,153.33 × 7,005,564,322.22
  4. Step 4: Simplify right side
    12,642,580,266.86x = 122,231,910,433,479,442,432
  5. Step 5: Solve for x
    x = 122,231,910,433,479,442,432/12,642,580,266.86
  6. Step 6: Final answer
    x = 9,668,272,445.45

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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.