Home / 16,706,152,972.59-25,070,269,435.21-7,865,520,076.64

Finding the Fourth Proportional to 16,706,152,972.59, 25,070,269,435.21 and 7,865,520,076.64

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Solution

The fourth proportional to 16,706,152,972.59, 25,070,269,435.21 and 7,865,520,076.64 is: 11,803,477,909.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,706,152,972.59 : 25,070,269,435.21 = 7,865,520,076.64 : x
  2. Step 2: Convert to fraction form
    16,706,152,972.59/25,070,269,435.21 = 7,865,520,076.64/x
  3. Step 3: Cross multiply
    16,706,152,972.59x = 25,070,269,435.21 × 7,865,520,076.64
  4. Step 4: Simplify right side
    16,706,152,972.59x = 197,190,707,569,462,411,264
  5. Step 5: Solve for x
    x = 197,190,707,569,462,411,264/16,706,152,972.59
  6. Step 6: Final answer
    x = 11,803,477,909.79

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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.