Home / 330,218,510.10-495,201,793.95-100,111,118.10

Finding the Fourth Proportional to 330,218,510.10, 495,201,793.95 and 100,111,118.10

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Solution

The fourth proportional to 330,218,510.10, 495,201,793.95 and 100,111,118.10 is: 150,128,486.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,218,510.10 : 495,201,793.95 = 100,111,118.10 : x
  2. Step 2: Convert to fraction form
    330,218,510.10/495,201,793.95 = 100,111,118.10/x
  3. Step 3: Cross multiply
    330,218,510.10x = 495,201,793.95 × 100,111,118.10
  4. Step 4: Simplify right side
    330,218,510.10x = 49,575,205,277,460,312
  5. Step 5: Solve for x
    x = 49,575,205,277,460,312/330,218,510.10
  6. Step 6: Final answer
    x = 150,128,486.93

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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.