Home / 165,144,153.60-247,552,605.18-77,548,866.48

Finding the Fourth Proportional to 165,144,153.60, 247,552,605.18 and 77,548,866.48

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Solution

The fourth proportional to 165,144,153.60, 247,552,605.18 and 77,548,866.48 is: 116,246,464.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,144,153.60 : 247,552,605.18 = 77,548,866.48 : x
  2. Step 2: Convert to fraction form
    165,144,153.60/247,552,605.18 = 77,548,866.48/x
  3. Step 3: Cross multiply
    165,144,153.60x = 247,552,605.18 × 77,548,866.48
  4. Step 4: Simplify right side
    165,144,153.60x = 19,197,423,925,879,976
  5. Step 5: Solve for x
    x = 19,197,423,925,879,976/165,144,153.60
  6. Step 6: Final answer
    x = 116,246,464.12

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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.