Home / 293,577,663.40-440,366,495.10-120,965,626.60

Finding the Fourth Proportional to 293,577,663.40, 440,366,495.10 and 120,965,626.60

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Solution

The fourth proportional to 293,577,663.40, 440,366,495.10 and 120,965,626.60 is: 181,448,439.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,577,663.40 : 440,366,495.10 = 120,965,626.60 : x
  2. Step 2: Convert to fraction form
    293,577,663.40/440,366,495.10 = 120,965,626.60/x
  3. Step 3: Cross multiply
    293,577,663.40x = 440,366,495.10 × 120,965,626.60
  4. Step 4: Simplify right side
    293,577,663.40x = 53,269,209,013,417,328
  5. Step 5: Solve for x
    x = 53,269,209,013,417,328/293,577,663.40
  6. Step 6: Final answer
    x = 181,448,439.90

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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.