Home / 31,890,420,783.60-47,824,152,049.80-16,164,018,711.60

Finding the Fourth Proportional to 31,890,420,783.60, 47,824,152,049.80 and 16,164,018,711.60

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Solution

The fourth proportional to 31,890,420,783.60, 47,824,152,049.80 and 16,164,018,711.60 is: 24,240,209,743.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,890,420,783.60 : 47,824,152,049.80 = 16,164,018,711.60 : x
  2. Step 2: Convert to fraction form
    31,890,420,783.60/47,824,152,049.80 = 16,164,018,711.60/x
  3. Step 3: Cross multiply
    31,890,420,783.60x = 47,824,152,049.80 × 16,164,018,711.60
  4. Step 4: Simplify right side
    31,890,420,783.60x = 773,030,488,599,370,792,960
  5. Step 5: Solve for x
    x = 773,030,488,599,370,792,960/31,890,420,783.60
  6. Step 6: Final answer
    x = 24,240,209,743.39

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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.