Home / 76,577,874.18-105,716,490.03-59,135,062.02

Finding the Fourth Proportional to 76,577,874.18, 105,716,490.03 and 59,135,062.02

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Solution

The fourth proportional to 76,577,874.18, 105,716,490.03 and 59,135,062.02 is: 81,636,520.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,577,874.18 : 105,716,490.03 = 59,135,062.02 : x
  2. Step 2: Convert to fraction form
    76,577,874.18/105,716,490.03 = 59,135,062.02/x
  3. Step 3: Cross multiply
    76,577,874.18x = 105,716,490.03 × 59,135,062.02
  4. Step 4: Simplify right side
    76,577,874.18x = 6,251,551,194,460,762
  5. Step 5: Solve for x
    x = 6,251,551,194,460,762/76,577,874.18
  6. Step 6: Final answer
    x = 81,636,520.49

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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.