Home / 149,075,176.80-223,612,765.20-39,917,195.40

Finding the Fourth Proportional to 149,075,176.80, 223,612,765.20 and 39,917,195.40

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Solution

The fourth proportional to 149,075,176.80, 223,612,765.20 and 39,917,195.40 is: 59,875,793.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,075,176.80 : 223,612,765.20 = 39,917,195.40 : x
  2. Step 2: Convert to fraction form
    149,075,176.80/223,612,765.20 = 39,917,195.40/x
  3. Step 3: Cross multiply
    149,075,176.80x = 223,612,765.20 × 39,917,195.40
  4. Step 4: Simplify right side
    149,075,176.80x = 8,925,994,442,422,719
  5. Step 5: Solve for x
    x = 8,925,994,442,422,719/149,075,176.80
  6. Step 6: Final answer
    x = 59,875,793.10

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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.