Home / 14,125,281,876.98-21,180,565,777.83-6,661,860,727.49

Finding the Fourth Proportional to 14,125,281,876.98, 21,180,565,777.83 and 6,661,860,727.49

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Solution

The fourth proportional to 14,125,281,876.98, 21,180,565,777.83 and 6,661,860,727.49 is: 9,989,321,315.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,125,281,876.98 : 21,180,565,777.83 = 6,661,860,727.49 : x
  2. Step 2: Convert to fraction form
    14,125,281,876.98/21,180,565,777.83 = 6,661,860,727.49/x
  3. Step 3: Cross multiply
    14,125,281,876.98x = 21,180,565,777.83 × 6,661,860,727.49
  4. Step 4: Simplify right side
    14,125,281,876.98x = 141,101,979,341,344,374,784
  5. Step 5: Solve for x
    x = 141,101,979,341,344,374,784/14,125,281,876.98
  6. Step 6: Final answer
    x = 9,989,321,315.51

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1.5x scale

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.