Home / 347,809,154.40-521,713,731.60-332,881,567.20

Finding the Fourth Proportional to 347,809,154.40, 521,713,731.60 and 332,881,567.20

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Solution

The fourth proportional to 347,809,154.40, 521,713,731.60 and 332,881,567.20 is: 499,322,350.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,809,154.40 : 521,713,731.60 = 332,881,567.20 : x
  2. Step 2: Convert to fraction form
    347,809,154.40/521,713,731.60 = 332,881,567.20/x
  3. Step 3: Cross multiply
    347,809,154.40x = 521,713,731.60 × 332,881,567.20
  4. Step 4: Simplify right side
    347,809,154.40x = 173,668,884,604,768,160
  5. Step 5: Solve for x
    x = 173,668,884,604,768,160/347,809,154.40
  6. Step 6: Final answer
    x = 499,322,350.80

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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.