Home / 359,303,912.20-537,948,098.70-349,226,216.20

Finding the Fourth Proportional to 359,303,912.20, 537,948,098.70 and 349,226,216.20

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Solution

The fourth proportional to 359,303,912.20, 537,948,098.70 and 349,226,216.20 is: 522,859,820.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,303,912.20 : 537,948,098.70 = 349,226,216.20 : x
  2. Step 2: Convert to fraction form
    359,303,912.20/537,948,098.70 = 349,226,216.20/x
  3. Step 3: Cross multiply
    359,303,912.20x = 537,948,098.70 × 349,226,216.20
  4. Step 4: Simplify right side
    359,303,912.20x = 187,865,579,020,985,152
  5. Step 5: Solve for x
    x = 187,865,579,020,985,152/359,303,912.20
  6. Step 6: Final answer
    x = 522,859,820.45

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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.