Home / 157,280,414.90-235,920,622.35-105,884,165.30

Finding the Fourth Proportional to 157,280,414.90, 235,920,622.35 and 105,884,165.30

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Solution

The fourth proportional to 157,280,414.90, 235,920,622.35 and 105,884,165.30 is: 158,826,247.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,280,414.90 : 235,920,622.35 = 105,884,165.30 : x
  2. Step 2: Convert to fraction form
    157,280,414.90/235,920,622.35 = 105,884,165.30/x
  3. Step 3: Cross multiply
    157,280,414.90x = 235,920,622.35 × 105,884,165.30
  4. Step 4: Simplify right side
    157,280,414.90x = 24,980,258,174,586,272
  5. Step 5: Solve for x
    x = 24,980,258,174,586,272/157,280,414.90
  6. Step 6: Final answer
    x = 158,826,247.95

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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.