Home / 753,947,049,874.92-1,130,913,122,061.80-345,417,542,907.24

Finding the Fourth Proportional to 753,947,049,874.92, 1,130,913,122,061.80 and 345,417,542,907.24

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Solution

The fourth proportional to 753,947,049,874.92, 1,130,913,122,061.80 and 345,417,542,907.24 is: 518,122,899,915.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,947,049,874.92 : 1,130,913,122,061.80 = 345,417,542,907.24 : x
  2. Step 2: Convert to fraction form
    753,947,049,874.92/1,130,913,122,061.80 = 345,417,542,907.24/x
  3. Step 3: Cross multiply
    753,947,049,874.92x = 1,130,913,122,061.80 × 345,417,542,907.24
  4. Step 4: Simplify right side
    753,947,049,874.92x = 390,637,231,864,142,542,929,920
  5. Step 5: Solve for x
    x = 390,637,231,864,142,542,929,920/753,947,049,874.92
  6. Step 6: Final answer
    x = 518,122,899,915.78

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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.