Home / 984,574,337.82-1,476,864,008.11-402,308,584.12

Finding the Fourth Proportional to 984,574,337.82, 1,476,864,008.11 and 402,308,584.12

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Solution

The fourth proportional to 984,574,337.82, 1,476,864,008.11 and 402,308,584.12 is: 603,463,898.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,574,337.82 : 1,476,864,008.11 = 402,308,584.12 : x
  2. Step 2: Convert to fraction form
    984,574,337.82/1,476,864,008.11 = 402,308,584.12/x
  3. Step 3: Cross multiply
    984,574,337.82x = 1,476,864,008.11 × 402,308,584.12
  4. Step 4: Simplify right side
    984,574,337.82x = 594,155,068,042,851,200
  5. Step 5: Solve for x
    x = 594,155,068,042,851,200/984,574,337.82
  6. Step 6: Final answer
    x = 603,463,898.28

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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.