Home / 105,523,732.23-145,622,640.01-59,114,312.83

Finding the Fourth Proportional to 105,523,732.23, 145,622,640.01 and 59,114,312.83

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Solution

The fourth proportional to 105,523,732.23, 145,622,640.01 and 59,114,312.83 is: 81,577,689.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,523,732.23 : 145,622,640.01 = 59,114,312.83 : x
  2. Step 2: Convert to fraction form
    105,523,732.23/145,622,640.01 = 59,114,312.83/x
  3. Step 3: Cross multiply
    105,523,732.23x = 145,622,640.01 × 59,114,312.83
  4. Step 4: Simplify right side
    105,523,732.23x = 8,608,382,296,681,614
  5. Step 5: Solve for x
    x = 8,608,382,296,681,614/105,523,732.23
  6. Step 6: Final answer
    x = 81,577,689.82

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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.