Home / 127,564,472.16-176,015,792.88-75,362,006.88

Finding the Fourth Proportional to 127,564,472.16, 176,015,792.88 and 75,362,006.88

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Solution

The fourth proportional to 127,564,472.16, 176,015,792.88 and 75,362,006.88 is: 103,985,876.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,564,472.16 : 176,015,792.88 = 75,362,006.88 : x
  2. Step 2: Convert to fraction form
    127,564,472.16/176,015,792.88 = 75,362,006.88/x
  3. Step 3: Cross multiply
    127,564,472.16x = 176,015,792.88 × 75,362,006.88
  4. Step 4: Simplify right side
    127,564,472.16x = 13,264,903,394,011,214
  5. Step 5: Solve for x
    x = 13,264,903,394,011,214/127,564,472.16
  6. Step 6: Final answer
    x = 103,985,876.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.