Home / 105,523,731.83-145,622,639.48-59,114,312.43

Finding the Fourth Proportional to 105,523,731.83, 145,622,639.48 and 59,114,312.43

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Solution

The fourth proportional to 105,523,731.83, 145,622,639.48 and 59,114,312.43 is: 81,577,689.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,523,731.83 : 145,622,639.48 = 59,114,312.43 : x
  2. Step 2: Convert to fraction form
    105,523,731.83/145,622,639.48 = 59,114,312.43/x
  3. Step 3: Cross multiply
    105,523,731.83x = 145,622,639.48 × 59,114,312.43
  4. Step 4: Simplify right side
    105,523,731.83x = 8,608,382,206,806,401
  5. Step 5: Solve for x
    x = 8,608,382,206,806,401/105,523,731.83
  6. Step 6: Final answer
    x = 81,577,689.28

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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.