Home / 45,891,952.80-68,678,496.90-42,065,577.60

Finding the Fourth Proportional to 45,891,952.80, 68,678,496.90 and 42,065,577.60

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Solution

The fourth proportional to 45,891,952.80, 68,678,496.90 and 42,065,577.60 is: 62,952,227.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,891,952.80 : 68,678,496.90 = 42,065,577.60 : x
  2. Step 2: Convert to fraction form
    45,891,952.80/68,678,496.90 = 42,065,577.60/x
  3. Step 3: Cross multiply
    45,891,952.80x = 68,678,496.90 × 42,065,577.60
  4. Step 4: Simplify right side
    45,891,952.80x = 2,889,000,640,798,310
  5. Step 5: Solve for x
    x = 2,889,000,640,798,310/45,891,952.80
  6. Step 6: Final answer
    x = 62,952,227.23

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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.