Home / 82,541,453.02-113,905,928.18-45,370,937.92

Finding the Fourth Proportional to 82,541,453.02, 113,905,928.18 and 45,370,937.92

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Solution

The fourth proportional to 82,541,453.02, 113,905,928.18 and 45,370,937.92 is: 62,611,192.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,541,453.02 : 113,905,928.18 = 45,370,937.92 : x
  2. Step 2: Convert to fraction form
    82,541,453.02/113,905,928.18 = 45,370,937.92/x
  3. Step 3: Cross multiply
    82,541,453.02x = 113,905,928.18 × 45,370,937.92
  4. Step 4: Simplify right side
    82,541,453.02x = 5,168,018,796,174,759
  5. Step 5: Solve for x
    x = 5,168,018,796,174,759/82,541,453.02
  6. Step 6: Final answer
    x = 62,611,192.40

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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.