Home / 109,366,970.40-164,113,441.20-41,258,541.60

Finding the Fourth Proportional to 109,366,970.40, 164,113,441.20 and 41,258,541.60

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Solution

The fourth proportional to 109,366,970.40, 164,113,441.20 and 41,258,541.60 is: 61,911,573.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,366,970.40 : 164,113,441.20 = 41,258,541.60 : x
  2. Step 2: Convert to fraction form
    109,366,970.40/164,113,441.20 = 41,258,541.60/x
  3. Step 3: Cross multiply
    109,366,970.40x = 164,113,441.20 × 41,258,541.60
  4. Step 4: Simplify right side
    109,366,970.40x = 6,771,081,240,869,354
  5. Step 5: Solve for x
    x = 6,771,081,240,869,354/109,366,970.40
  6. Step 6: Final answer
    x = 61,911,573.63

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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.