Home / 262,656,537.60-393,984,806.40-248,547,763.20

Finding the Fourth Proportional to 262,656,537.60, 393,984,806.40 and 248,547,763.20

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Solution

The fourth proportional to 262,656,537.60, 393,984,806.40 and 248,547,763.20 is: 372,821,644.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,656,537.60 : 393,984,806.40 = 248,547,763.20 : x
  2. Step 2: Convert to fraction form
    262,656,537.60/393,984,806.40 = 248,547,763.20/x
  3. Step 3: Cross multiply
    262,656,537.60x = 393,984,806.40 × 248,547,763.20
  4. Step 4: Simplify right side
    262,656,537.60x = 97,924,042,365,505,040
  5. Step 5: Solve for x
    x = 97,924,042,365,505,040/262,656,537.60
  6. Step 6: Final answer
    x = 372,821,644.80

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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.