Home / 166,201,411.80-249,302,117.70-127,937,659.80

Finding the Fourth Proportional to 166,201,411.80, 249,302,117.70 and 127,937,659.80

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Solution

The fourth proportional to 166,201,411.80, 249,302,117.70 and 127,937,659.80 is: 191,906,489.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,201,411.80 : 249,302,117.70 = 127,937,659.80 : x
  2. Step 2: Convert to fraction form
    166,201,411.80/249,302,117.70 = 127,937,659.80/x
  3. Step 3: Cross multiply
    166,201,411.80x = 249,302,117.70 × 127,937,659.80
  4. Step 4: Simplify right side
    166,201,411.80x = 31,895,129,521,722,156
  5. Step 5: Solve for x
    x = 31,895,129,521,722,156/166,201,411.80
  6. Step 6: Final answer
    x = 191,906,489.70

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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.