Home / 793,666,149.12-1,190,545,555.28-240,986,607.10

Finding the Fourth Proportional to 793,666,149.12, 1,190,545,555.28 and 240,986,607.10

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Solution

The fourth proportional to 793,666,149.12, 1,190,545,555.28 and 240,986,607.10 is: 361,493,978.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,666,149.12 : 1,190,545,555.28 = 240,986,607.10 : x
  2. Step 2: Convert to fraction form
    793,666,149.12/1,190,545,555.28 = 240,986,607.10/x
  3. Step 3: Cross multiply
    793,666,149.12x = 1,190,545,555.28 × 240,986,607.10
  4. Step 4: Simplify right side
    793,666,149.12x = 286,905,533,960,719,520
  5. Step 5: Solve for x
    x = 286,905,533,960,719,520/793,666,149.12
  6. Step 6: Final answer
    x = 361,493,978.64

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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.