Home / 215,347,617.77-297,178,200.74-117,562,473.77

Finding the Fourth Proportional to 215,347,617.77, 297,178,200.74 and 117,562,473.77

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Solution

The fourth proportional to 215,347,617.77, 297,178,200.74 and 117,562,473.77 is: 162,235,388.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,347,617.77 : 297,178,200.74 = 117,562,473.77 : x
  2. Step 2: Convert to fraction form
    215,347,617.77/297,178,200.74 = 117,562,473.77/x
  3. Step 3: Cross multiply
    215,347,617.77x = 297,178,200.74 × 117,562,473.77
  4. Step 4: Simplify right side
    215,347,617.77x = 34,937,004,428,320,060
  5. Step 5: Solve for x
    x = 34,937,004,428,320,060/215,347,617.77
  6. Step 6: Final answer
    x = 162,235,388.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.