Home / 84,240,707.60-116,256,667.16-47,071,890.16

Finding the Fourth Proportional to 84,240,707.60, 116,256,667.16 and 47,071,890.16

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Solution

The fourth proportional to 84,240,707.60, 116,256,667.16 and 47,071,890.16 is: 64,961,717.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,240,707.60 : 116,256,667.16 = 47,071,890.16 : x
  2. Step 2: Convert to fraction form
    84,240,707.60/116,256,667.16 = 47,071,890.16/x
  3. Step 3: Cross multiply
    84,240,707.60x = 116,256,667.16 × 47,071,890.16
  4. Step 4: Simplify right side
    84,240,707.60x = 5,472,421,066,923,199
  5. Step 5: Solve for x
    x = 5,472,421,066,923,199/84,240,707.60
  6. Step 6: Final answer
    x = 64,961,717.71

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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.