Home / 123,029,785.80-184,544,678.70-65,492,440.20

Finding the Fourth Proportional to 123,029,785.80, 184,544,678.70 and 65,492,440.20

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Solution

The fourth proportional to 123,029,785.80, 184,544,678.70 and 65,492,440.20 is: 98,238,660.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,029,785.80 : 184,544,678.70 = 65,492,440.20 : x
  2. Step 2: Convert to fraction form
    123,029,785.80/184,544,678.70 = 65,492,440.20/x
  3. Step 3: Cross multiply
    123,029,785.80x = 184,544,678.70 × 65,492,440.20
  4. Step 4: Simplify right side
    123,029,785.80x = 12,086,281,333,987,964
  5. Step 5: Solve for x
    x = 12,086,281,333,987,964/123,029,785.80
  6. Step 6: Final answer
    x = 98,238,660.30

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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.