Home / 113,569,401.60-170,354,102.40-90,894,585.60

Finding the Fourth Proportional to 113,569,401.60, 170,354,102.40 and 90,894,585.60

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Solution

The fourth proportional to 113,569,401.60, 170,354,102.40 and 90,894,585.60 is: 136,341,878.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,569,401.60 : 170,354,102.40 = 90,894,585.60 : x
  2. Step 2: Convert to fraction form
    113,569,401.60/170,354,102.40 = 90,894,585.60/x
  3. Step 3: Cross multiply
    113,569,401.60x = 170,354,102.40 × 90,894,585.60
  4. Step 4: Simplify right side
    113,569,401.60x = 15,484,265,542,907,964
  5. Step 5: Solve for x
    x = 15,484,265,542,907,964/113,569,401.60
  6. Step 6: Final answer
    x = 136,341,878.40

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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.