Home / 134,533,901.28-201,781,690.46-42,405,666.36

Finding the Fourth Proportional to 134,533,901.28, 201,781,690.46 and 42,405,666.36

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Solution

The fourth proportional to 134,533,901.28, 201,781,690.46 and 42,405,666.36 is: 63,602,459.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,533,901.28 : 201,781,690.46 = 42,405,666.36 : x
  2. Step 2: Convert to fraction form
    134,533,901.28/201,781,690.46 = 42,405,666.36/x
  3. Step 3: Cross multiply
    134,533,901.28x = 201,781,690.46 × 42,405,666.36
  4. Step 4: Simplify right side
    134,533,901.28x = 8,556,687,043,203,555
  5. Step 5: Solve for x
    x = 8,556,687,043,203,555/134,533,901.28
  6. Step 6: Final answer
    x = 63,602,459.77

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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.