Home / 114,474,106.28-157,959,928.50-77,385,084.92

Finding the Fourth Proportional to 114,474,106.28, 157,959,928.50 and 77,385,084.92

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Solution

The fourth proportional to 114,474,106.28, 157,959,928.50 and 77,385,084.92 is: 106,781,724.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,474,106.28 : 157,959,928.50 = 77,385,084.92 : x
  2. Step 2: Convert to fraction form
    114,474,106.28/157,959,928.50 = 77,385,084.92/x
  3. Step 3: Cross multiply
    114,474,106.28x = 157,959,928.50 × 77,385,084.92
  4. Step 4: Simplify right side
    114,474,106.28x = 12,223,742,480,929,628
  5. Step 5: Solve for x
    x = 12,223,742,480,929,628/114,474,106.28
  6. Step 6: Final answer
    x = 106,781,724.52

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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.