Home / 472,693,698.88-652,426,147.20-277,186,396.48

Finding the Fourth Proportional to 472,693,698.88, 652,426,147.20 and 277,186,396.48

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Solution

The fourth proportional to 472,693,698.88, 652,426,147.20 and 277,186,396.48 is: 382,581,052.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,693,698.88 : 652,426,147.20 = 277,186,396.48 : x
  2. Step 2: Convert to fraction form
    472,693,698.88/652,426,147.20 = 277,186,396.48/x
  3. Step 3: Cross multiply
    472,693,698.88x = 652,426,147.20 × 277,186,396.48
  4. Step 4: Simplify right side
    472,693,698.88x = 180,843,652,711,698,080
  5. Step 5: Solve for x
    x = 180,843,652,711,698,080/472,693,698.88
  6. Step 6: Final answer
    x = 382,581,052.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.