Home / 673,988,725.60-1,010,983,088.40-329,163,560.80

Finding the Fourth Proportional to 673,988,725.60, 1,010,983,088.40 and 329,163,560.80

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Solution

The fourth proportional to 673,988,725.60, 1,010,983,088.40 and 329,163,560.80 is: 493,745,341.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,988,725.60 : 1,010,983,088.40 = 329,163,560.80 : x
  2. Step 2: Convert to fraction form
    673,988,725.60/1,010,983,088.40 = 329,163,560.80/x
  3. Step 3: Cross multiply
    673,988,725.60x = 1,010,983,088.40 × 329,163,560.80
  4. Step 4: Simplify right side
    673,988,725.60x = 332,778,793,286,325,184
  5. Step 5: Solve for x
    x = 332,778,793,286,325,184/673,988,725.60
  6. Step 6: Final answer
    x = 493,745,341.20

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Double scale
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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.