Home / 434,948,143.74-651,561,277.08-380,422,297.14

Finding the Fourth Proportional to 434,948,143.74, 651,561,277.08 and 380,422,297.14

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Solution

The fourth proportional to 434,948,143.74, 651,561,277.08 and 380,422,297.14 is: 569,880,435.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,948,143.74 : 651,561,277.08 = 380,422,297.14 : x
  2. Step 2: Convert to fraction form
    434,948,143.74/651,561,277.08 = 380,422,297.14/x
  3. Step 3: Cross multiply
    434,948,143.74x = 651,561,277.08 × 380,422,297.14
  4. Step 4: Simplify right side
    434,948,143.74x = 247,868,437,754,245,632
  5. Step 5: Solve for x
    x = 247,868,437,754,245,632/434,948,143.74
  6. Step 6: Final answer
    x = 569,880,435.91

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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.