Home / 9,920,232,021.40-14,880,348,032.10-8,938,766,782.60

Finding the Fourth Proportional to 9,920,232,021.40, 14,880,348,032.10 and 8,938,766,782.60

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Solution

The fourth proportional to 9,920,232,021.40, 14,880,348,032.10 and 8,938,766,782.60 is: 13,408,150,173.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,920,232,021.40 : 14,880,348,032.10 = 8,938,766,782.60 : x
  2. Step 2: Convert to fraction form
    9,920,232,021.40/14,880,348,032.10 = 8,938,766,782.60/x
  3. Step 3: Cross multiply
    9,920,232,021.40x = 14,880,348,032.10 × 8,938,766,782.60
  4. Step 4: Simplify right side
    9,920,232,021.40x = 133,011,960,702,862,770,176
  5. Step 5: Solve for x
    x = 133,011,960,702,862,770,176/9,920,232,021.40
  6. Step 6: Final answer
    x = 13,408,150,173.90

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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.