Home / 254,146,998.74-350,708,124.06-142,627,426.40

Finding the Fourth Proportional to 254,146,998.74, 350,708,124.06 and 142,627,426.40

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Solution

The fourth proportional to 254,146,998.74, 350,708,124.06 and 142,627,426.40 is: 196,817,579.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,146,998.74 : 350,708,124.06 = 142,627,426.40 : x
  2. Step 2: Convert to fraction form
    254,146,998.74/350,708,124.06 = 142,627,426.40/x
  3. Step 3: Cross multiply
    254,146,998.74x = 350,708,124.06 × 142,627,426.40
  4. Step 4: Simplify right side
    254,146,998.74x = 50,020,597,152,740,032
  5. Step 5: Solve for x
    x = 50,020,597,152,740,032/254,146,998.74
  6. Step 6: Final answer
    x = 196,817,579.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.