Home / 1,177,715,111.42-1,766,590,976.93-348,752,597.17

Finding the Fourth Proportional to 1,177,715,111.42, 1,766,590,976.93 and 348,752,597.17

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Solution

The fourth proportional to 1,177,715,111.42, 1,766,590,976.93 and 348,752,597.17 is: 523,134,317.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,715,111.42 : 1,766,590,976.93 = 348,752,597.17 : x
  2. Step 2: Convert to fraction form
    1,177,715,111.42/1,766,590,976.93 = 348,752,597.17/x
  3. Step 3: Cross multiply
    1,177,715,111.42x = 1,766,590,976.93 × 348,752,597.17
  4. Step 4: Simplify right side
    1,177,715,111.42x = 616,103,191,342,003,712
  5. Step 5: Solve for x
    x = 616,103,191,342,003,712/1,177,715,111.42
  6. Step 6: Final answer
    x = 523,134,317.77

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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.