Home / 66,095,769,816.18-99,163,106,454.30-21,326,426,658.56

Finding the Fourth Proportional to 66,095,769,816.18, 99,163,106,454.30 and 21,326,426,658.56

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Solution

The fourth proportional to 66,095,769,816.18, 99,163,106,454.30 and 21,326,426,658.56 is: 31,995,916,272.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,095,769,816.18 : 99,163,106,454.30 = 21,326,426,658.56 : x
  2. Step 2: Convert to fraction form
    66,095,769,816.18/99,163,106,454.30 = 21,326,426,658.56/x
  3. Step 3: Cross multiply
    66,095,769,816.18x = 99,163,106,454.30 × 21,326,426,658.56
  4. Step 4: Simplify right side
    66,095,769,816.18x = 2,114,794,717,032,606,859,264
  5. Step 5: Solve for x
    x = 2,114,794,717,032,606,859,264/66,095,769,816.18
  6. Step 6: Final answer
    x = 31,995,916,272.92

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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.