Home / 170,227,901.40-255,341,852.10-68,007,715.80

Finding the Fourth Proportional to 170,227,901.40, 255,341,852.10 and 68,007,715.80

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Solution

The fourth proportional to 170,227,901.40, 255,341,852.10 and 68,007,715.80 is: 102,011,573.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,227,901.40 : 255,341,852.10 = 68,007,715.80 : x
  2. Step 2: Convert to fraction form
    170,227,901.40/255,341,852.10 = 68,007,715.80/x
  3. Step 3: Cross multiply
    170,227,901.40x = 255,341,852.10 × 68,007,715.80
  4. Step 4: Simplify right side
    170,227,901.40x = 17,365,216,109,462,432
  5. Step 5: Solve for x
    x = 17,365,216,109,462,432/170,227,901.40
  6. Step 6: Final answer
    x = 102,011,573.70

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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.