Home / 2,799,379,810.40-4,197,054,176.40-1,572,924,207.20

Finding the Fourth Proportional to 2,799,379,810.40, 4,197,054,176.40 and 1,572,924,207.20

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Solution

The fourth proportional to 2,799,379,810.40, 4,197,054,176.40 and 1,572,924,207.20 is: 2,358,253,813.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799,379,810.40 : 4,197,054,176.40 = 1,572,924,207.20 : x
  2. Step 2: Convert to fraction form
    2,799,379,810.40/4,197,054,176.40 = 1,572,924,207.20/x
  3. Step 3: Cross multiply
    2,799,379,810.40x = 4,197,054,176.40 × 1,572,924,207.20
  4. Step 4: Simplify right side
    2,799,379,810.40x = 6,601,648,112,989,419,520
  5. Step 5: Solve for x
    x = 6,601,648,112,989,419,520/2,799,379,810.40
  6. Step 6: Final answer
    x = 2,358,253,813.39

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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.