Home / 106,657,250.50-159,985,875.79-29,980,278.72

Finding the Fourth Proportional to 106,657,250.50, 159,985,875.79 and 29,980,278.72

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Solution

The fourth proportional to 106,657,250.50, 159,985,875.79 and 29,980,278.72 is: 44,970,418.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,657,250.50 : 159,985,875.79 = 29,980,278.72 : x
  2. Step 2: Convert to fraction form
    106,657,250.50/159,985,875.79 = 29,980,278.72/x
  3. Step 3: Cross multiply
    106,657,250.50x = 159,985,875.79 × 29,980,278.72
  4. Step 4: Simplify right side
    106,657,250.50x = 4,796,421,148,019,400
  5. Step 5: Solve for x
    x = 4,796,421,148,019,400/106,657,250.50
  6. Step 6: Final answer
    x = 44,970,418.09

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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.