Home / 209,952,199.30-314,928,298.95-197,187,117.70

Finding the Fourth Proportional to 209,952,199.30, 314,928,298.95 and 197,187,117.70

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Solution

The fourth proportional to 209,952,199.30, 314,928,298.95 and 197,187,117.70 is: 295,780,676.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,199.30 : 314,928,298.95 = 197,187,117.70 : x
  2. Step 2: Convert to fraction form
    209,952,199.30/314,928,298.95 = 197,187,117.70/x
  3. Step 3: Cross multiply
    209,952,199.30x = 314,928,298.95 × 197,187,117.70
  4. Step 4: Simplify right side
    209,952,199.30x = 62,099,803,552,114,432
  5. Step 5: Solve for x
    x = 62,099,803,552,114,432/209,952,199.30
  6. Step 6: Final answer
    x = 295,780,676.55

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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.