Home / 10,917,514,981.80-16,376,272,472.70-9,103,529,701.80

Finding the Fourth Proportional to 10,917,514,981.80, 16,376,272,472.70 and 9,103,529,701.80

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Solution

The fourth proportional to 10,917,514,981.80, 16,376,272,472.70 and 9,103,529,701.80 is: 13,655,294,552.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,917,514,981.80 : 16,376,272,472.70 = 9,103,529,701.80 : x
  2. Step 2: Convert to fraction form
    10,917,514,981.80/16,376,272,472.70 = 9,103,529,701.80/x
  3. Step 3: Cross multiply
    10,917,514,981.80x = 16,376,272,472.70 × 9,103,529,701.80
  4. Step 4: Simplify right side
    10,917,514,981.80x = 149,081,882,859,994,185,728
  5. Step 5: Solve for x
    x = 149,081,882,859,994,185,728/10,917,514,981.80
  6. Step 6: Final answer
    x = 13,655,294,552.70

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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.