Home / 373,205,800-514,960,230.54-216,536,993.20

Finding the Fourth Proportional to 373,205,800, 514,960,230.54 and 216,536,993.20

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Solution

The fourth proportional to 373,205,800, 514,960,230.54 and 216,536,993.20 is: 298,784,048.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,205,800 : 514,960,230.54 = 216,536,993.20 : x
  2. Step 2: Convert to fraction form
    373,205,800/514,960,230.54 = 216,536,993.20/x
  3. Step 3: Cross multiply
    373,205,800x = 514,960,230.54 × 216,536,993.20
  4. Step 4: Simplify right side
    373,205,800x = 111,507,939,938,710,416
  5. Step 5: Solve for x
    x = 111,507,939,938,710,416/373,205,800
  6. Step 6: Final answer
    x = 298,784,048.74

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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.