Home / 147,705,631.18-221,360,401.74-114,955,746.40

Finding the Fourth Proportional to 147,705,631.18, 221,360,401.74 and 114,955,746.40

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Solution

The fourth proportional to 147,705,631.18, 221,360,401.74 and 114,955,746.40 is: 172,279,485.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,705,631.18 : 221,360,401.74 = 114,955,746.40 : x
  2. Step 2: Convert to fraction form
    147,705,631.18/221,360,401.74 = 114,955,746.40/x
  3. Step 3: Cross multiply
    147,705,631.18x = 221,360,401.74 × 114,955,746.40
  4. Step 4: Simplify right side
    147,705,631.18x = 25,446,650,205,425,560
  5. Step 5: Solve for x
    x = 25,446,650,205,425,560/147,705,631.18
  6. Step 6: Final answer
    x = 172,279,485.91

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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.