Home / 1,146,618,709,872.80-1,719,928,064,809.20-351,625,552,138.40

Finding the Fourth Proportional to 1,146,618,709,872.80, 1,719,928,064,809.20 and 351,625,552,138.40

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Solution

The fourth proportional to 1,146,618,709,872.80, 1,719,928,064,809.20 and 351,625,552,138.40 is: 527,438,328,207.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,618,709,872.80 : 1,719,928,064,809.20 = 351,625,552,138.40 : x
  2. Step 2: Convert to fraction form
    1,146,618,709,872.80/1,719,928,064,809.20 = 351,625,552,138.40/x
  3. Step 3: Cross multiply
    1,146,618,709,872.80x = 1,719,928,064,809.20 × 351,625,552,138.40
  4. Step 4: Simplify right side
    1,146,618,709,872.80x = 604,770,655,426,864,784,343,040
  5. Step 5: Solve for x
    x = 604,770,655,426,864,784,343,040/1,146,618,709,872.80
  6. Step 6: Final answer
    x = 527,438,328,207.60

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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.