Home / 74,697,079.80-112,045,619.70-44,389,342.20

Finding the Fourth Proportional to 74,697,079.80, 112,045,619.70 and 44,389,342.20

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Solution

The fourth proportional to 74,697,079.80, 112,045,619.70 and 44,389,342.20 is: 66,584,013.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,697,079.80 : 112,045,619.70 = 44,389,342.20 : x
  2. Step 2: Convert to fraction form
    74,697,079.80/112,045,619.70 = 44,389,342.20/x
  3. Step 3: Cross multiply
    74,697,079.80x = 112,045,619.70 × 44,389,342.20
  4. Step 4: Simplify right side
    74,697,079.80x = 4,973,631,354,874,362
  5. Step 5: Solve for x
    x = 4,973,631,354,874,362/74,697,079.80
  6. Step 6: Final answer
    x = 66,584,013.30

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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.