Home / 359,704,796.04-496,421,458.68-285,973,834.28

Finding the Fourth Proportional to 359,704,796.04, 496,421,458.68 and 285,973,834.28

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Solution

The fourth proportional to 359,704,796.04, 496,421,458.68 and 285,973,834.28 is: 394,666,819.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,704,796.04 : 496,421,458.68 = 285,973,834.28 : x
  2. Step 2: Convert to fraction form
    359,704,796.04/496,421,458.68 = 285,973,834.28/x
  3. Step 3: Cross multiply
    359,704,796.04x = 496,421,458.68 × 285,973,834.28
  4. Step 4: Simplify right side
    359,704,796.04x = 141,963,547,957,590,176
  5. Step 5: Solve for x
    x = 141,963,547,957,590,176/359,704,796.04
  6. Step 6: Final answer
    x = 394,666,819.90

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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.