Home / 4,480,559,311.40-6,720,838,967.10-1,209,003,266.60

Finding the Fourth Proportional to 4,480,559,311.40, 6,720,838,967.10 and 1,209,003,266.60

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Solution

The fourth proportional to 4,480,559,311.40, 6,720,838,967.10 and 1,209,003,266.60 is: 1,813,504,899.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,480,559,311.40 : 6,720,838,967.10 = 1,209,003,266.60 : x
  2. Step 2: Convert to fraction form
    4,480,559,311.40/6,720,838,967.10 = 1,209,003,266.60/x
  3. Step 3: Cross multiply
    4,480,559,311.40x = 6,720,838,967.10 × 1,209,003,266.60
  4. Step 4: Simplify right side
    4,480,559,311.40x = 8,125,516,265,516,469,248
  5. Step 5: Solve for x
    x = 8,125,516,265,516,469,248/4,480,559,311.40
  6. Step 6: Final answer
    x = 1,813,504,899.90

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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.