Home / 39,900,017,355.78-55,061,988,014.08-22,522,586,104.12

Finding the Fourth Proportional to 39,900,017,355.78, 55,061,988,014.08 and 22,522,586,104.12

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Solution

The fourth proportional to 39,900,017,355.78, 55,061,988,014.08 and 22,522,586,104.12 is: 31,081,148,538.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,900,017,355.78 : 55,061,988,014.08 = 22,522,586,104.12 : x
  2. Step 2: Convert to fraction form
    39,900,017,355.78/55,061,988,014.08 = 22,522,586,104.12/x
  3. Step 3: Cross multiply
    39,900,017,355.78x = 55,061,988,014.08 × 22,522,586,104.12
  4. Step 4: Simplify right side
    39,900,017,355.78x = 1,240,138,366,110,940,004,352
  5. Step 5: Solve for x
    x = 1,240,138,366,110,940,004,352/39,900,017,355.78
  6. Step 6: Final answer
    x = 31,081,148,538.18

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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.