Home / 74,796,534.40-112,194,801.60-66,734,377.60

Finding the Fourth Proportional to 74,796,534.40, 112,194,801.60 and 66,734,377.60

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Solution

The fourth proportional to 74,796,534.40, 112,194,801.60 and 66,734,377.60 is: 100,101,566.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,796,534.40 : 112,194,801.60 = 66,734,377.60 : x
  2. Step 2: Convert to fraction form
    74,796,534.40/112,194,801.60 = 66,734,377.60/x
  3. Step 3: Cross multiply
    74,796,534.40x = 112,194,801.60 × 66,734,377.60
  4. Step 4: Simplify right side
    74,796,534.40x = 7,487,250,254,731,484
  5. Step 5: Solve for x
    x = 7,487,250,254,731,484/74,796,534.40
  6. Step 6: Final answer
    x = 100,101,566.40

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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.