Home / 73,257,972.30-109,792,480.05-56,133,762.30

Finding the Fourth Proportional to 73,257,972.30, 109,792,480.05 and 56,133,762.30

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Solution

The fourth proportional to 73,257,972.30, 109,792,480.05 and 56,133,762.30 is: 84,128,249.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,257,972.30 : 109,792,480.05 = 56,133,762.30 : x
  2. Step 2: Convert to fraction form
    73,257,972.30/109,792,480.05 = 56,133,762.30/x
  3. Step 3: Cross multiply
    73,257,972.30x = 109,792,480.05 × 56,133,762.30
  4. Step 4: Simplify right side
    73,257,972.30x = 6,163,064,977,454,192
  5. Step 5: Solve for x
    x = 6,163,064,977,454,192/73,257,972.30
  6. Step 6: Final answer
    x = 84,128,249.58

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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.