Home / 15,778,117,277.04-21,774,486,285.82-8,737,586,909.04

Finding the Fourth Proportional to 15,778,117,277.04, 21,774,486,285.82 and 8,737,586,909.04

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Solution

The fourth proportional to 15,778,117,277.04, 21,774,486,285.82 and 8,737,586,909.04 is: 12,058,248,964.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,778,117,277.04 : 21,774,486,285.82 = 8,737,586,909.04 : x
  2. Step 2: Convert to fraction form
    15,778,117,277.04/21,774,486,285.82 = 8,737,586,909.04/x
  3. Step 3: Cross multiply
    15,778,117,277.04x = 21,774,486,285.82 × 8,737,586,909.04
  4. Step 4: Simplify right side
    15,778,117,277.04x = 190,256,466,322,051,858,432
  5. Step 5: Solve for x
    x = 190,256,466,322,051,858,432/15,778,117,277.04
  6. Step 6: Final answer
    x = 12,058,248,964.78

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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.