Home / 66,706,953.84-99,930,113.41-45,953,726.03

Finding the Fourth Proportional to 66,706,953.84, 99,930,113.41 and 45,953,726.03

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Solution

The fourth proportional to 66,706,953.84, 99,930,113.41 and 45,953,726.03 is: 68,840,814.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,706,953.84 : 99,930,113.41 = 45,953,726.03 : x
  2. Step 2: Convert to fraction form
    66,706,953.84/99,930,113.41 = 45,953,726.03/x
  3. Step 3: Cross multiply
    66,706,953.84x = 99,930,113.41 × 45,953,726.03
  4. Step 4: Simplify right side
    66,706,953.84x = 4,592,161,053,789,969
  5. Step 5: Solve for x
    x = 4,592,161,053,789,969/66,706,953.84
  6. Step 6: Final answer
    x = 68,840,814.78

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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.