Home / 434,592,642.80-651,888,964.20-296,843,135.60

Finding the Fourth Proportional to 434,592,642.80, 651,888,964.20 and 296,843,135.60

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Solution

The fourth proportional to 434,592,642.80, 651,888,964.20 and 296,843,135.60 is: 445,264,703.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,592,642.80 : 651,888,964.20 = 296,843,135.60 : x
  2. Step 2: Convert to fraction form
    434,592,642.80/651,888,964.20 = 296,843,135.60/x
  3. Step 3: Cross multiply
    434,592,642.80x = 651,888,964.20 × 296,843,135.60
  4. Step 4: Simplify right side
    434,592,642.80x = 193,508,764,196,164,160
  5. Step 5: Solve for x
    x = 193,508,764,196,164,160/434,592,642.80
  6. Step 6: Final answer
    x = 445,264,703.40

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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.