Home / 551,124,020.30-826,686,030.45-162,912,274.70

Finding the Fourth Proportional to 551,124,020.30, 826,686,030.45 and 162,912,274.70

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Solution

The fourth proportional to 551,124,020.30, 826,686,030.45 and 162,912,274.70 is: 244,368,412.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,124,020.30 : 826,686,030.45 = 162,912,274.70 : x
  2. Step 2: Convert to fraction form
    551,124,020.30/826,686,030.45 = 162,912,274.70/x
  3. Step 3: Cross multiply
    551,124,020.30x = 826,686,030.45 × 162,912,274.70
  4. Step 4: Simplify right side
    551,124,020.30x = 134,677,301,683,322,960
  5. Step 5: Solve for x
    x = 134,677,301,683,322,960/551,124,020.30
  6. Step 6: Final answer
    x = 244,368,412.05

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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.