Home / 359,170,393,007.46-538,756,987,261.95-86,894,205,052.11

Finding the Fourth Proportional to 359,170,393,007.46, 538,756,987,261.95 and 86,894,205,052.11

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Solution

The fourth proportional to 359,170,393,007.46, 538,756,987,261.95 and 86,894,205,052.11 is: 130,341,645,736.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,170,393,007.46 : 538,756,987,261.95 = 86,894,205,052.11 : x
  2. Step 2: Convert to fraction form
    359,170,393,007.46/538,756,987,261.95 = 86,894,205,052.11/x
  3. Step 3: Cross multiply
    359,170,393,007.46x = 538,756,987,261.95 × 86,894,205,052.11
  4. Step 4: Simplify right side
    359,170,393,007.46x = 46,814,860,124,396,898,484,224
  5. Step 5: Solve for x
    x = 46,814,860,124,396,898,484,224/359,170,393,007.46
  6. Step 6: Final answer
    x = 130,341,645,736.44

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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.