Home / 297,828,750.90-446,743,126.35-221,301,246.90

Finding the Fourth Proportional to 297,828,750.90, 446,743,126.35 and 221,301,246.90

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Solution

The fourth proportional to 297,828,750.90, 446,743,126.35 and 221,301,246.90 is: 331,951,870.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,828,750.90 : 446,743,126.35 = 221,301,246.90 : x
  2. Step 2: Convert to fraction form
    297,828,750.90/446,743,126.35 = 221,301,246.90/x
  3. Step 3: Cross multiply
    297,828,750.90x = 446,743,126.35 × 221,301,246.90
  4. Step 4: Simplify right side
    297,828,750.90x = 98,864,810,905,259,248
  5. Step 5: Solve for x
    x = 98,864,810,905,259,248/297,828,750.90
  6. Step 6: Final answer
    x = 331,951,870.35

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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.