Home / 359,521,043.02-496,139,145.65-202,921,323.55

Finding the Fourth Proportional to 359,521,043.02, 496,139,145.65 and 202,921,323.55

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Solution

The fourth proportional to 359,521,043.02, 496,139,145.65 and 202,921,323.55 is: 280,031,486.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,521,043.02 : 496,139,145.65 = 202,921,323.55 : x
  2. Step 2: Convert to fraction form
    359,521,043.02/496,139,145.65 = 202,921,323.55/x
  3. Step 3: Cross multiply
    359,521,043.02x = 496,139,145.65 × 202,921,323.55
  4. Step 4: Simplify right side
    359,521,043.02x = 100,677,212,100,264,224
  5. Step 5: Solve for x
    x = 100,677,212,100,264,224/359,521,043.02
  6. Step 6: Final answer
    x = 280,031,486.49

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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.