Home / 2,381,599,878.42-3,572,569,878.78-634,793,464.74

Finding the Fourth Proportional to 2,381,599,878.42, 3,572,569,878.78 and 634,793,464.74

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Solution

The fourth proportional to 2,381,599,878.42, 3,572,569,878.78 and 634,793,464.74 is: 952,235,525.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381,599,878.42 : 3,572,569,878.78 = 634,793,464.74 : x
  2. Step 2: Convert to fraction form
    2,381,599,878.42/3,572,569,878.78 = 634,793,464.74/x
  3. Step 3: Cross multiply
    2,381,599,878.42x = 3,572,569,878.78 × 634,793,464.74
  4. Step 4: Simplify right side
    2,381,599,878.42x = 2,267,844,011,376,518,144
  5. Step 5: Solve for x
    x = 2,267,844,011,376,518,144/2,381,599,878.42
  6. Step 6: Final answer
    x = 952,235,525.34

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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.