Home / 105,237,545,208.30-157,865,597,763.72-29,691,356,980.24

Finding the Fourth Proportional to 105,237,545,208.30, 157,865,597,763.72 and 29,691,356,980.24

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Solution

The fourth proportional to 105,237,545,208.30, 157,865,597,763.72 and 29,691,356,980.24 is: 44,539,653,683.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,237,545,208.30 : 157,865,597,763.72 = 29,691,356,980.24 : x
  2. Step 2: Convert to fraction form
    105,237,545,208.30/157,865,597,763.72 = 29,691,356,980.24/x
  3. Step 3: Cross multiply
    105,237,545,208.30x = 157,865,597,763.72 × 29,691,356,980.24
  4. Step 4: Simplify right side
    105,237,545,208.30x = 4,687,243,818,101,272,215,552
  5. Step 5: Solve for x
    x = 4,687,243,818,101,272,215,552/105,237,545,208.30
  6. Step 6: Final answer
    x = 44,539,653,683.71

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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.