Home / 66,755,744.40-99,984,317.40-54,811,808.40

Finding the Fourth Proportional to 66,755,744.40, 99,984,317.40 and 54,811,808.40

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Solution

The fourth proportional to 66,755,744.40, 99,984,317.40 and 54,811,808.40 is: 82,095,126.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,755,744.40 : 99,984,317.40 = 54,811,808.40 : x
  2. Step 2: Convert to fraction form
    66,755,744.40/99,984,317.40 = 54,811,808.40/x
  3. Step 3: Cross multiply
    66,755,744.40x = 99,984,317.40 × 54,811,808.40
  4. Step 4: Simplify right side
    66,755,744.40x = 5,480,321,248,333,586
  5. Step 5: Solve for x
    x = 5,480,321,248,333,586/66,755,744.40
  6. Step 6: Final answer
    x = 82,095,126.01

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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.