Home / 119,523,987.74-164,938,748.43-66,597,960.80

Finding the Fourth Proportional to 119,523,987.74, 164,938,748.43 and 66,597,960.80

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Solution

The fourth proportional to 119,523,987.74, 164,938,748.43 and 66,597,960.80 is: 91,902,759.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,523,987.74 : 164,938,748.43 = 66,597,960.80 : x
  2. Step 2: Convert to fraction form
    119,523,987.74/164,938,748.43 = 66,597,960.80/x
  3. Step 3: Cross multiply
    119,523,987.74x = 164,938,748.43 × 66,597,960.80
  4. Step 4: Simplify right side
    119,523,987.74x = 10,984,584,302,754,550
  5. Step 5: Solve for x
    x = 10,984,584,302,754,550/119,523,987.74
  6. Step 6: Final answer
    x = 91,902,759.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.