Home / 382,706,214.40-573,592,949.20-198,372,065.40

Finding the Fourth Proportional to 382,706,214.40, 573,592,949.20 and 198,372,065.40

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Solution

The fourth proportional to 382,706,214.40, 573,592,949.20 and 198,372,065.40 is: 297,316,358.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,706,214.40 : 573,592,949.20 = 198,372,065.40 : x
  2. Step 2: Convert to fraction form
    382,706,214.40/573,592,949.20 = 198,372,065.40/x
  3. Step 3: Cross multiply
    382,706,214.40x = 573,592,949.20 × 198,372,065.40
  4. Step 4: Simplify right side
    382,706,214.40x = 113,784,818,031,681,296
  5. Step 5: Solve for x
    x = 113,784,818,031,681,296/382,706,214.40
  6. Step 6: Final answer
    x = 297,316,358.48

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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.