Home / 9,920,232,015.30-14,880,348,022.95-5,557,597,416.90

Finding the Fourth Proportional to 9,920,232,015.30, 14,880,348,022.95 and 5,557,597,416.90

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Solution

The fourth proportional to 9,920,232,015.30, 14,880,348,022.95 and 5,557,597,416.90 is: 8,336,396,125.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,920,232,015.30 : 14,880,348,022.95 = 5,557,597,416.90 : x
  2. Step 2: Convert to fraction form
    9,920,232,015.30/14,880,348,022.95 = 5,557,597,416.90/x
  3. Step 3: Cross multiply
    9,920,232,015.30x = 14,880,348,022.95 × 5,557,597,416.90
  4. Step 4: Simplify right side
    9,920,232,015.30x = 82,698,983,734,919,938,048
  5. Step 5: Solve for x
    x = 82,698,983,734,919,938,048/9,920,232,015.30
  6. Step 6: Final answer
    x = 8,336,396,125.35

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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.