Home / 662,566,328.40-993,840,161.40-299,060,101.20

Finding the Fourth Proportional to 662,566,328.40, 993,840,161.40 and 299,060,101.20

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Solution

The fourth proportional to 662,566,328.40, 993,840,161.40 and 299,060,101.20 is: 448,585,940.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,566,328.40 : 993,840,161.40 = 299,060,101.20 : x
  2. Step 2: Convert to fraction form
    662,566,328.40/993,840,161.40 = 299,060,101.20/x
  3. Step 3: Cross multiply
    662,566,328.40x = 993,840,161.40 × 299,060,101.20
  4. Step 4: Simplify right side
    662,566,328.40x = 297,217,939,244,908,288
  5. Step 5: Solve for x
    x = 297,217,939,244,908,288/662,566,328.40
  6. Step 6: Final answer
    x = 448,585,940.01

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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.