Home / 215,347,616.64-297,178,199.19-117,562,472.64

Finding the Fourth Proportional to 215,347,616.64, 297,178,199.19 and 117,562,472.64

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Solution

The fourth proportional to 215,347,616.64, 297,178,199.19 and 117,562,472.64 is: 162,235,386.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,347,616.64 : 297,178,199.19 = 117,562,472.64 : x
  2. Step 2: Convert to fraction form
    215,347,616.64/297,178,199.19 = 117,562,472.64/x
  3. Step 3: Cross multiply
    215,347,616.64x = 297,178,199.19 × 117,562,472.64
  4. Step 4: Simplify right side
    215,347,616.64x = 34,937,003,911,478,844
  5. Step 5: Solve for x
    x = 34,937,003,911,478,844/215,347,616.64
  6. Step 6: Final answer
    x = 162,235,386.94

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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.