Home / 64,940,761.20-97,411,141.80-59,083,100.40

Finding the Fourth Proportional to 64,940,761.20, 97,411,141.80 and 59,083,100.40

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Solution

The fourth proportional to 64,940,761.20, 97,411,141.80 and 59,083,100.40 is: 88,624,650.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,940,761.20 : 97,411,141.80 = 59,083,100.40 : x
  2. Step 2: Convert to fraction form
    64,940,761.20/97,411,141.80 = 59,083,100.40/x
  3. Step 3: Cross multiply
    64,940,761.20x = 97,411,141.80 × 59,083,100.40
  4. Step 4: Simplify right side
    64,940,761.20x = 5,755,352,271,048,036
  5. Step 5: Solve for x
    x = 5,755,352,271,048,036/64,940,761.20
  6. Step 6: Final answer
    x = 88,624,650.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.