Home / 31,046,976,000.40-46,570,464,000.60-12,405,253,939.60

Finding the Fourth Proportional to 31,046,976,000.40, 46,570,464,000.60 and 12,405,253,939.60

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Solution

The fourth proportional to 31,046,976,000.40, 46,570,464,000.60 and 12,405,253,939.60 is: 18,607,880,909.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,046,976,000.40 : 46,570,464,000.60 = 12,405,253,939.60 : x
  2. Step 2: Convert to fraction form
    31,046,976,000.40/46,570,464,000.60 = 12,405,253,939.60/x
  3. Step 3: Cross multiply
    31,046,976,000.40x = 46,570,464,000.60 × 12,405,253,939.60
  4. Step 4: Simplify right side
    31,046,976,000.40x = 577,718,432,012,443,123,712
  5. Step 5: Solve for x
    x = 577,718,432,012,443,123,712/31,046,976,000.40
  6. Step 6: Final answer
    x = 18,607,880,909.40

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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.