Home / 31,646,435,625.76-47,433,544,612.08-12,747,630,339.04

Finding the Fourth Proportional to 31,646,435,625.76, 47,433,544,612.08 and 12,747,630,339.04

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Solution

The fourth proportional to 31,646,435,625.76, 47,433,544,612.08 and 12,747,630,339.04 is: 19,106,900,364.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,646,435,625.76 : 47,433,544,612.08 = 12,747,630,339.04 : x
  2. Step 2: Convert to fraction form
    31,646,435,625.76/47,433,544,612.08 = 12,747,630,339.04/x
  3. Step 3: Cross multiply
    31,646,435,625.76x = 47,433,544,612.08 × 12,747,630,339.04
  4. Step 4: Simplify right side
    31,646,435,625.76x = 604,665,292,385,158,430,720
  5. Step 5: Solve for x
    x = 604,665,292,385,158,430,720/31,646,435,625.76
  6. Step 6: Final answer
    x = 19,106,900,364.25

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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.