Home / 77,759,261.16-116,545,889.55-36,204,117.90

Finding the Fourth Proportional to 77,759,261.16, 116,545,889.55 and 36,204,117.90

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Solution

The fourth proportional to 77,759,261.16, 116,545,889.55 and 36,204,117.90 is: 54,262,875.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,759,261.16 : 116,545,889.55 = 36,204,117.90 : x
  2. Step 2: Convert to fraction form
    77,759,261.16/116,545,889.55 = 36,204,117.90/x
  3. Step 3: Cross multiply
    77,759,261.16x = 116,545,889.55 × 36,204,117.90
  4. Step 4: Simplify right side
    77,759,261.16x = 4,219,441,125,445,849
  5. Step 5: Solve for x
    x = 4,219,441,125,445,849/77,759,261.16
  6. Step 6: Final answer
    x = 54,262,875.74

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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.