Home / 1,594,324,748.80-2,391,487,123.20-429,751,513.45

Finding the Fourth Proportional to 1,594,324,748.80, 2,391,487,123.20 and 429,751,513.45

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Solution

The fourth proportional to 1,594,324,748.80, 2,391,487,123.20 and 429,751,513.45 is: 644,627,270.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,594,324,748.80 : 2,391,487,123.20 = 429,751,513.45 : x
  2. Step 2: Convert to fraction form
    1,594,324,748.80/2,391,487,123.20 = 429,751,513.45/x
  3. Step 3: Cross multiply
    1,594,324,748.80x = 2,391,487,123.20 × 429,751,513.45
  4. Step 4: Simplify right side
    1,594,324,748.80x = 1,027,745,210,591,386,496
  5. Step 5: Solve for x
    x = 1,027,745,210,591,386,496/1,594,324,748.80
  6. Step 6: Final answer
    x = 644,627,270.18

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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.