Home / 7,931,193,509.76-11,894,266,260.24-2,618,316,443.64

Finding the Fourth Proportional to 7,931,193,509.76, 11,894,266,260.24 and 2,618,316,443.64

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Solution

The fourth proportional to 7,931,193,509.76, 11,894,266,260.24 and 2,618,316,443.64 is: 3,926,641,418.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,931,193,509.76 : 11,894,266,260.24 = 2,618,316,443.64 : x
  2. Step 2: Convert to fraction form
    7,931,193,509.76/11,894,266,260.24 = 2,618,316,443.64/x
  3. Step 3: Cross multiply
    7,931,193,509.76x = 11,894,266,260.24 × 2,618,316,443.64
  4. Step 4: Simplify right side
    7,931,193,509.76x = 31,142,952,934,218,838,016
  5. Step 5: Solve for x
    x = 31,142,952,934,218,838,016/7,931,193,509.76
  6. Step 6: Final answer
    x = 3,926,641,418.58

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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.