Home / 359,544,962.52-496,030,874.70-208,811,959.08

Finding the Fourth Proportional to 359,544,962.52, 496,030,874.70 and 208,811,959.08

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Solution

The fourth proportional to 359,544,962.52, 496,030,874.70 and 208,811,959.08 is: 288,078,514.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,544,962.52 : 496,030,874.70 = 208,811,959.08 : x
  2. Step 2: Convert to fraction form
    359,544,962.52/496,030,874.70 = 208,811,959.08/x
  3. Step 3: Cross multiply
    359,544,962.52x = 496,030,874.70 × 208,811,959.08
  4. Step 4: Simplify right side
    359,544,962.52x = 103,577,178,710,273,008
  5. Step 5: Solve for x
    x = 103,577,178,710,273,008/359,544,962.52
  6. Step 6: Final answer
    x = 288,078,514.53

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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.