Home / 8,860,976,918.64-12,231,913,300.92-5,521,125,325.32

Finding the Fourth Proportional to 8,860,976,918.64, 12,231,913,300.92 and 5,521,125,325.32

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Solution

The fourth proportional to 8,860,976,918.64, 12,231,913,300.92 and 5,521,125,325.32 is: 7,621,498,952.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,860,976,918.64 : 12,231,913,300.92 = 5,521,125,325.32 : x
  2. Step 2: Convert to fraction form
    8,860,976,918.64/12,231,913,300.92 = 5,521,125,325.32/x
  3. Step 3: Cross multiply
    8,860,976,918.64x = 12,231,913,300.92 × 5,521,125,325.32
  4. Step 4: Simplify right side
    8,860,976,918.64x = 67,533,926,302,827,970,560
  5. Step 5: Solve for x
    x = 67,533,926,302,827,970,560/8,860,976,918.64
  6. Step 6: Final answer
    x = 7,621,498,952.42

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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.