Home / 1,171,966,487.20-1,758,229,666.80-354,086,807.20

Finding the Fourth Proportional to 1,171,966,487.20, 1,758,229,666.80 and 354,086,807.20

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Solution

The fourth proportional to 1,171,966,487.20, 1,758,229,666.80 and 354,086,807.20 is: 531,214,788.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,966,487.20 : 1,758,229,666.80 = 354,086,807.20 : x
  2. Step 2: Convert to fraction form
    1,171,966,487.20/1,758,229,666.80 = 354,086,807.20/x
  3. Step 3: Cross multiply
    1,171,966,487.20x = 1,758,229,666.80 × 354,086,807.20
  4. Step 4: Simplify right side
    1,171,966,487.20x = 622,565,929,041,531,776
  5. Step 5: Solve for x
    x = 622,565,929,041,531,776/1,171,966,487.20
  6. Step 6: Final answer
    x = 531,214,788.00

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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.