Home / 2,798,000,818.40-4,199,688,613.20-1,419,372,005.60

Finding the Fourth Proportional to 2,798,000,818.40, 4,199,688,613.20 and 1,419,372,005.60

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Solution

The fourth proportional to 2,798,000,818.40, 4,199,688,613.20 and 1,419,372,005.60 is: 2,130,421,267.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798,000,818.40 : 4,199,688,613.20 = 1,419,372,005.60 : x
  2. Step 2: Convert to fraction form
    2,798,000,818.40/4,199,688,613.20 = 1,419,372,005.60/x
  3. Step 3: Cross multiply
    2,798,000,818.40x = 4,199,688,613.20 × 1,419,372,005.60
  4. Step 4: Simplify right side
    2,798,000,818.40x = 5,960,920,449,813,166,080
  5. Step 5: Solve for x
    x = 5,960,920,449,813,166,080/2,798,000,818.40
  6. Step 6: Final answer
    x = 2,130,421,267.43

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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.