Home / 73,879,200.90-110,818,801.35-20,026,512.90

Finding the Fourth Proportional to 73,879,200.90, 110,818,801.35 and 20,026,512.90

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Solution

The fourth proportional to 73,879,200.90, 110,818,801.35 and 20,026,512.90 is: 30,039,769.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,879,200.90 : 110,818,801.35 = 20,026,512.90 : x
  2. Step 2: Convert to fraction form
    73,879,200.90/110,818,801.35 = 20,026,512.90/x
  3. Step 3: Cross multiply
    73,879,200.90x = 110,818,801.35 × 20,026,512.90
  4. Step 4: Simplify right side
    73,879,200.90x = 2,219,314,154,798,312.25
  5. Step 5: Solve for x
    x = 2,219,314,154,798,312.25/73,879,200.90
  6. Step 6: Final answer
    x = 30,039,769.35

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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.