Home / 141,696,038.20-212,544,057.30-39,475,852.60

Finding the Fourth Proportional to 141,696,038.20, 212,544,057.30 and 39,475,852.60

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Solution

The fourth proportional to 141,696,038.20, 212,544,057.30 and 39,475,852.60 is: 59,213,778.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,696,038.20 : 212,544,057.30 = 39,475,852.60 : x
  2. Step 2: Convert to fraction form
    141,696,038.20/212,544,057.30 = 39,475,852.60/x
  3. Step 3: Cross multiply
    141,696,038.20x = 212,544,057.30 × 39,475,852.60
  4. Step 4: Simplify right side
    141,696,038.20x = 8,390,357,876,980,755
  5. Step 5: Solve for x
    x = 8,390,357,876,980,755/141,696,038.20
  6. Step 6: Final answer
    x = 59,213,778.90

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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.