Home / 51,366,168.88-70,883,430.84-28,160,787.76

Finding the Fourth Proportional to 51,366,168.88, 70,883,430.84 and 28,160,787.76

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Solution

The fourth proportional to 51,366,168.88, 70,883,430.84 and 28,160,787.76 is: 38,860,855.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,366,168.88 : 70,883,430.84 = 28,160,787.76 : x
  2. Step 2: Convert to fraction form
    51,366,168.88/70,883,430.84 = 28,160,787.76/x
  3. Step 3: Cross multiply
    51,366,168.88x = 70,883,430.84 × 28,160,787.76
  4. Step 4: Simplify right side
    51,366,168.88x = 1,996,133,251,585,878.75
  5. Step 5: Solve for x
    x = 1,996,133,251,585,878.75/51,366,168.88
  6. Step 6: Final answer
    x = 38,860,855.21

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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.