Home / 217,607,240.10-326,410,860.15-144,587,246.70

Finding the Fourth Proportional to 217,607,240.10, 326,410,860.15 and 144,587,246.70

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Solution

The fourth proportional to 217,607,240.10, 326,410,860.15 and 144,587,246.70 is: 216,880,870.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,607,240.10 : 326,410,860.15 = 144,587,246.70 : x
  2. Step 2: Convert to fraction form
    217,607,240.10/326,410,860.15 = 144,587,246.70/x
  3. Step 3: Cross multiply
    217,607,240.10x = 326,410,860.15 × 144,587,246.70
  4. Step 4: Simplify right side
    217,607,240.10x = 47,194,847,562,067,240
  5. Step 5: Solve for x
    x = 47,194,847,562,067,240/217,607,240.10
  6. Step 6: Final answer
    x = 216,880,870.05

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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.