Home / 652,397,626.69-900,498,438.56-426,370,612.38

Finding the Fourth Proportional to 652,397,626.69, 900,498,438.56 and 426,370,612.38

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Solution

The fourth proportional to 652,397,626.69, 900,498,438.56 and 426,370,612.38 is: 588,515,431.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,397,626.69 : 900,498,438.56 = 426,370,612.38 : x
  2. Step 2: Convert to fraction form
    652,397,626.69/900,498,438.56 = 426,370,612.38/x
  3. Step 3: Cross multiply
    652,397,626.69x = 900,498,438.56 × 426,370,612.38
  4. Step 4: Simplify right side
    652,397,626.69x = 383,946,070,693,750,080
  5. Step 5: Solve for x
    x = 383,946,070,693,750,080/652,397,626.69
  6. Step 6: Final answer
    x = 588,515,431.37

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1.5x scale

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.