Home / 294,689,856.40-442,034,784.60-100,536,744.40

Finding the Fourth Proportional to 294,689,856.40, 442,034,784.60 and 100,536,744.40

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Solution

The fourth proportional to 294,689,856.40, 442,034,784.60 and 100,536,744.40 is: 150,805,116.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,689,856.40 : 442,034,784.60 = 100,536,744.40 : x
  2. Step 2: Convert to fraction form
    294,689,856.40/442,034,784.60 = 100,536,744.40/x
  3. Step 3: Cross multiply
    294,689,856.40x = 442,034,784.60 × 100,536,744.40
  4. Step 4: Simplify right side
    294,689,856.40x = 44,440,738,155,239,264
  5. Step 5: Solve for x
    x = 44,440,738,155,239,264/294,689,856.40
  6. Step 6: Final answer
    x = 150,805,116.60

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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.