Home / 445,826,579.10-668,739,868.65-154,596,911.10

Finding the Fourth Proportional to 445,826,579.10, 668,739,868.65 and 154,596,911.10

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Solution

The fourth proportional to 445,826,579.10, 668,739,868.65 and 154,596,911.10 is: 231,895,366.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,826,579.10 : 668,739,868.65 = 154,596,911.10 : x
  2. Step 2: Convert to fraction form
    445,826,579.10/668,739,868.65 = 154,596,911.10/x
  3. Step 3: Cross multiply
    445,826,579.10x = 668,739,868.65 × 154,596,911.10
  4. Step 4: Simplify right side
    445,826,579.10x = 103,385,118,022,709,712
  5. Step 5: Solve for x
    x = 103,385,118,022,709,712/445,826,579.10
  6. Step 6: Final answer
    x = 231,895,366.65

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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.