Home / 105,523,740.84-145,622,651.88-59,114,321.43

Finding the Fourth Proportional to 105,523,740.84, 145,622,651.88 and 59,114,321.43

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Solution

The fourth proportional to 105,523,740.84, 145,622,651.88 and 59,114,321.43 is: 81,577,701.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,523,740.84 : 145,622,651.88 = 59,114,321.43 : x
  2. Step 2: Convert to fraction form
    105,523,740.84/145,622,651.88 = 59,114,321.43/x
  3. Step 3: Cross multiply
    105,523,740.84x = 145,622,651.88 × 59,114,321.43
  4. Step 4: Simplify right side
    105,523,740.84x = 8,608,384,250,723,313
  5. Step 5: Solve for x
    x = 8,608,384,250,723,313/105,523,740.84
  6. Step 6: Final answer
    x = 81,577,701.68

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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.