Home / 64,768,143.80-97,152,215.70-16,899,087.80

Finding the Fourth Proportional to 64,768,143.80, 97,152,215.70 and 16,899,087.80

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Solution

The fourth proportional to 64,768,143.80, 97,152,215.70 and 16,899,087.80 is: 25,348,631.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,768,143.80 : 97,152,215.70 = 16,899,087.80 : x
  2. Step 2: Convert to fraction form
    64,768,143.80/97,152,215.70 = 16,899,087.80/x
  3. Step 3: Cross multiply
    64,768,143.80x = 97,152,215.70 × 16,899,087.80
  4. Step 4: Simplify right side
    64,768,143.80x = 1,641,783,823,078,838.50
  5. Step 5: Solve for x
    x = 1,641,783,823,078,838.50/64,768,143.80
  6. Step 6: Final answer
    x = 25,348,631.70

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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.