Home / 797,924,779.20-1,195,879,399.20-388,098,475.20

Finding the Fourth Proportional to 797,924,779.20, 1,195,879,399.20 and 388,098,475.20

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Solution

The fourth proportional to 797,924,779.20, 1,195,879,399.20 and 388,098,475.20 is: 581,657,549.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,924,779.20 : 1,195,879,399.20 = 388,098,475.20 : x
  2. Step 2: Convert to fraction form
    797,924,779.20/1,195,879,399.20 = 388,098,475.20/x
  3. Step 3: Cross multiply
    797,924,779.20x = 1,195,879,399.20 × 388,098,475.20
  4. Step 4: Simplify right side
    797,924,779.20x = 464,118,971,352,612,096
  5. Step 5: Solve for x
    x = 464,118,971,352,612,096/797,924,779.20
  6. Step 6: Final answer
    x = 581,657,549.00

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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.