Home / 9,920,232,005.40-14,880,348,008.10-8,938,766,766.60

Finding the Fourth Proportional to 9,920,232,005.40, 14,880,348,008.10 and 8,938,766,766.60

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Solution

The fourth proportional to 9,920,232,005.40, 14,880,348,008.10 and 8,938,766,766.60 is: 13,408,150,149.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,920,232,005.40 : 14,880,348,008.10 = 8,938,766,766.60 : x
  2. Step 2: Convert to fraction form
    9,920,232,005.40/14,880,348,008.10 = 8,938,766,766.60/x
  3. Step 3: Cross multiply
    9,920,232,005.40x = 14,880,348,008.10 × 8,938,766,766.60
  4. Step 4: Simplify right side
    9,920,232,005.40x = 133,011,960,250,246,791,168
  5. Step 5: Solve for x
    x = 133,011,960,250,246,791,168/9,920,232,005.40
  6. Step 6: Final answer
    x = 13,408,150,149.90

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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.