Home / 235,845,314.55-353,767,971.83-72,082,754.55

Finding the Fourth Proportional to 235,845,314.55, 353,767,971.83 and 72,082,754.55

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Solution

The fourth proportional to 235,845,314.55, 353,767,971.83 and 72,082,754.55 is: 108,124,131.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,845,314.55 : 353,767,971.83 = 72,082,754.55 : x
  2. Step 2: Convert to fraction form
    235,845,314.55/353,767,971.83 = 72,082,754.55/x
  3. Step 3: Cross multiply
    235,845,314.55x = 353,767,971.83 × 72,082,754.55
  4. Step 4: Simplify right side
    235,845,314.55x = 25,500,569,880,712,788
  5. Step 5: Solve for x
    x = 25,500,569,880,712,788/235,845,314.55
  6. Step 6: Final answer
    x = 108,124,131.83

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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.