Home / 312,014,579.10-468,021,868.65-234,920,204.70

Finding the Fourth Proportional to 312,014,579.10, 468,021,868.65 and 234,920,204.70

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Solution

The fourth proportional to 312,014,579.10, 468,021,868.65 and 234,920,204.70 is: 352,380,307.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,014,579.10 : 468,021,868.65 = 234,920,204.70 : x
  2. Step 2: Convert to fraction form
    312,014,579.10/468,021,868.65 = 234,920,204.70/x
  3. Step 3: Cross multiply
    312,014,579.10x = 468,021,868.65 × 234,920,204.70
  4. Step 4: Simplify right side
    312,014,579.10x = 109,947,793,187,334,496
  5. Step 5: Solve for x
    x = 109,947,793,187,334,496/312,014,579.10
  6. Step 6: Final answer
    x = 352,380,307.05

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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.