Home / 21,609,201,089.26-32,415,436,393.15-6,687,875,830.68

Finding the Fourth Proportional to 21,609,201,089.26, 32,415,436,393.15 and 6,687,875,830.68

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Solution

The fourth proportional to 21,609,201,089.26, 32,415,436,393.15 and 6,687,875,830.68 is: 10,032,319,691.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,609,201,089.26 : 32,415,436,393.15 = 6,687,875,830.68 : x
  2. Step 2: Convert to fraction form
    21,609,201,089.26/32,415,436,393.15 = 6,687,875,830.68/x
  3. Step 3: Cross multiply
    21,609,201,089.26x = 32,415,436,393.15 × 6,687,875,830.68
  4. Step 4: Simplify right side
    21,609,201,089.26x = 216,790,413,594,719,518,720
  5. Step 5: Solve for x
    x = 216,790,413,594,719,518,720/21,609,201,089.26
  6. Step 6: Final answer
    x = 10,032,319,691.01

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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.