Home / 201,516,208.50-301,959,384.75-140,225,117.97

Finding the Fourth Proportional to 201,516,208.50, 301,959,384.75 and 140,225,117.97

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Solution

The fourth proportional to 201,516,208.50, 301,959,384.75 and 140,225,117.97 is: 210,118,534.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,516,208.50 : 301,959,384.75 = 140,225,117.97 : x
  2. Step 2: Convert to fraction form
    201,516,208.50/301,959,384.75 = 140,225,117.97/x
  3. Step 3: Cross multiply
    201,516,208.50x = 301,959,384.75 × 140,225,117.97
  4. Step 4: Simplify right side
    201,516,208.50x = 42,342,290,348,016,240
  5. Step 5: Solve for x
    x = 42,342,290,348,016,240/201,516,208.50
  6. Step 6: Final answer
    x = 210,118,534.20

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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.