Home / 3,637,715,466.80-5,456,573,200.20-1,308,728,428.40

Finding the Fourth Proportional to 3,637,715,466.80, 5,456,573,200.20 and 1,308,728,428.40

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Solution

The fourth proportional to 3,637,715,466.80, 5,456,573,200.20 and 1,308,728,428.40 is: 1,963,092,642.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,637,715,466.80 : 5,456,573,200.20 = 1,308,728,428.40 : x
  2. Step 2: Convert to fraction form
    3,637,715,466.80/5,456,573,200.20 = 1,308,728,428.40/x
  3. Step 3: Cross multiply
    3,637,715,466.80x = 5,456,573,200.20 × 1,308,728,428.40
  4. Step 4: Simplify right side
    3,637,715,466.80x = 7,141,172,468,747,304,960
  5. Step 5: Solve for x
    x = 7,141,172,468,747,304,960/3,637,715,466.80
  6. Step 6: Final answer
    x = 1,963,092,642.60

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1.5x scale

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.