Home / 551,140,807.20-826,711,210.80-245,030,791.20

Finding the Fourth Proportional to 551,140,807.20, 826,711,210.80 and 245,030,791.20

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Solution

The fourth proportional to 551,140,807.20, 826,711,210.80 and 245,030,791.20 is: 367,546,186.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,140,807.20 : 826,711,210.80 = 245,030,791.20 : x
  2. Step 2: Convert to fraction form
    551,140,807.20/826,711,210.80 = 245,030,791.20/x
  3. Step 3: Cross multiply
    551,140,807.20x = 826,711,210.80 × 245,030,791.20
  4. Step 4: Simplify right side
    551,140,807.20x = 202,569,702,076,233,952
  5. Step 5: Solve for x
    x = 202,569,702,076,233,952/551,140,807.20
  6. Step 6: Final answer
    x = 367,546,186.80

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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.