Home / 65,402,177,565.48-98,103,266,238.16-15,715,499,851.22

Finding the Fourth Proportional to 65,402,177,565.48, 98,103,266,238.16 and 15,715,499,851.22

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Solution

The fourth proportional to 65,402,177,565.48, 98,103,266,238.16 and 15,715,499,851.22 is: 23,573,249,750.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,402,177,565.48 : 98,103,266,238.16 = 15,715,499,851.22 : x
  2. Step 2: Convert to fraction form
    65,402,177,565.48/98,103,266,238.16 = 15,715,499,851.22/x
  3. Step 3: Cross multiply
    65,402,177,565.48x = 98,103,266,238.16 × 15,715,499,851.22
  4. Step 4: Simplify right side
    65,402,177,565.48x = 1,541,741,865,969,999,413,248
  5. Step 5: Solve for x
    x = 1,541,741,865,969,999,413,248/65,402,177,565.48
  6. Step 6: Final answer
    x = 23,573,249,750.38

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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.