Home / 347,725,496.40-521,924,167.80-211,676,600.40

Finding the Fourth Proportional to 347,725,496.40, 521,924,167.80 and 211,676,600.40

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Solution

The fourth proportional to 347,725,496.40, 521,924,167.80 and 211,676,600.40 is: 317,719,392.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,725,496.40 : 521,924,167.80 = 211,676,600.40 : x
  2. Step 2: Convert to fraction form
    347,725,496.40/521,924,167.80 = 211,676,600.40/x
  3. Step 3: Cross multiply
    347,725,496.40x = 521,924,167.80 × 211,676,600.40
  4. Step 4: Simplify right side
    347,725,496.40x = 110,479,133,506,503,152
  5. Step 5: Solve for x
    x = 110,479,133,506,503,152/347,725,496.40
  6. Step 6: Final answer
    x = 317,719,392.60

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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.