Home / 454,053,566.46-626,593,897.74-245,209,689

Finding the Fourth Proportional to 454,053,566.46, 626,593,897.74 and 245,209,689

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Solution

The fourth proportional to 454,053,566.46, 626,593,897.74 and 245,209,689 is: 338,389,357.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,053,566.46 : 626,593,897.74 = 245,209,689 : x
  2. Step 2: Convert to fraction form
    454,053,566.46/626,593,897.74 = 245,209,689/x
  3. Step 3: Cross multiply
    454,053,566.46x = 626,593,897.74 × 245,209,689
  4. Step 4: Simplify right side
    454,053,566.46x = 153,646,894,794,123,200
  5. Step 5: Solve for x
    x = 153,646,894,794,123,200/454,053,566.46
  6. Step 6: Final answer
    x = 338,389,357.87

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