Home / 8,805,890,306.40-13,208,835,459.60-8,132,448,271.20

Finding the Fourth Proportional to 8,805,890,306.40, 13,208,835,459.60 and 8,132,448,271.20

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Solution

The fourth proportional to 8,805,890,306.40, 13,208,835,459.60 and 8,132,448,271.20 is: 12,198,672,406.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,805,890,306.40 : 13,208,835,459.60 = 8,132,448,271.20 : x
  2. Step 2: Convert to fraction form
    8,805,890,306.40/13,208,835,459.60 = 8,132,448,271.20/x
  3. Step 3: Cross multiply
    8,805,890,306.40x = 13,208,835,459.60 × 8,132,448,271.20
  4. Step 4: Simplify right side
    8,805,890,306.40x = 107,420,171,097,989,283,840
  5. Step 5: Solve for x
    x = 107,420,171,097,989,283,840/8,805,890,306.40
  6. Step 6: Final answer
    x = 12,198,672,406.80

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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.