Home / 66,095,769,807.42-99,163,106,441.16-21,326,426,649.80

Finding the Fourth Proportional to 66,095,769,807.42, 99,163,106,441.16 and 21,326,426,649.80

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Solution

The fourth proportional to 66,095,769,807.42, 99,163,106,441.16 and 21,326,426,649.80 is: 31,995,916,259.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,095,769,807.42 : 99,163,106,441.16 = 21,326,426,649.80 : x
  2. Step 2: Convert to fraction form
    66,095,769,807.42/99,163,106,441.16 = 21,326,426,649.80/x
  3. Step 3: Cross multiply
    66,095,769,807.42x = 99,163,106,441.16 × 21,326,426,649.80
  4. Step 4: Simplify right side
    66,095,769,807.42x = 2,114,794,715,883,609,522,176
  5. Step 5: Solve for x
    x = 2,114,794,715,883,609,522,176/66,095,769,807.42
  6. Step 6: Final answer
    x = 31,995,916,259.78

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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.