Home / 66,095,769,867.71-99,163,106,531.64-21,326,426,710.11

Finding the Fourth Proportional to 66,095,769,867.71, 99,163,106,531.64 and 21,326,426,710.11

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Solution

The fourth proportional to 66,095,769,867.71, 99,163,106,531.64 and 21,326,426,710.11 is: 31,995,916,350.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,095,769,867.71 : 99,163,106,531.64 = 21,326,426,710.11 : x
  2. Step 2: Convert to fraction form
    66,095,769,867.71/99,163,106,531.64 = 21,326,426,710.11/x
  3. Step 3: Cross multiply
    66,095,769,867.71x = 99,163,106,531.64 × 21,326,426,710.11
  4. Step 4: Simplify right side
    66,095,769,867.71x = 2,114,794,723,793,850,859,520
  5. Step 5: Solve for x
    x = 2,114,794,723,793,850,859,520/66,095,769,867.71
  6. Step 6: Final answer
    x = 31,995,916,350.27

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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.