Home / 551,232,005.80-826,848,008.70-474,641,516.20

Finding the Fourth Proportional to 551,232,005.80, 826,848,008.70 and 474,641,516.20

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Solution

The fourth proportional to 551,232,005.80, 826,848,008.70 and 474,641,516.20 is: 711,962,274.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,232,005.80 : 826,848,008.70 = 474,641,516.20 : x
  2. Step 2: Convert to fraction form
    551,232,005.80/826,848,008.70 = 474,641,516.20/x
  3. Step 3: Cross multiply
    551,232,005.80x = 826,848,008.70 × 474,641,516.20
  4. Step 4: Simplify right side
    551,232,005.80x = 392,456,392,516,318,784
  5. Step 5: Solve for x
    x = 392,456,392,516,318,784/551,232,005.80
  6. Step 6: Final answer
    x = 711,962,274.30

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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.