Home / 201,677,959.20-302,516,938.80-58,085,306.40

Finding the Fourth Proportional to 201,677,959.20, 302,516,938.80 and 58,085,306.40

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Solution

The fourth proportional to 201,677,959.20, 302,516,938.80 and 58,085,306.40 is: 87,127,959.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,677,959.20 : 302,516,938.80 = 58,085,306.40 : x
  2. Step 2: Convert to fraction form
    201,677,959.20/302,516,938.80 = 58,085,306.40/x
  3. Step 3: Cross multiply
    201,677,959.20x = 302,516,938.80 × 58,085,306.40
  4. Step 4: Simplify right side
    201,677,959.20x = 17,571,789,081,388,048
  5. Step 5: Solve for x
    x = 17,571,789,081,388,048/201,677,959.20
  6. Step 6: Final answer
    x = 87,127,959.60

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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.