Home / 8,751,443,691.52-12,072,472,950.90-5,931,087,091.84

Finding the Fourth Proportional to 8,751,443,691.52, 12,072,472,950.90 and 5,931,087,091.84

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Solution

The fourth proportional to 8,751,443,691.52, 12,072,472,950.90 and 5,931,087,091.84 is: 8,181,837,307.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,751,443,691.52 : 12,072,472,950.90 = 5,931,087,091.84 : x
  2. Step 2: Convert to fraction form
    8,751,443,691.52/12,072,472,950.90 = 5,931,087,091.84/x
  3. Step 3: Cross multiply
    8,751,443,691.52x = 12,072,472,950.90 × 5,931,087,091.84
  4. Step 4: Simplify right side
    8,751,443,691.52x = 71,602,888,485,670,543,360
  5. Step 5: Solve for x
    x = 71,602,888,485,670,543,360/8,751,443,691.52
  6. Step 6: Final answer
    x = 8,181,837,307.03

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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.