Home / 84,360,286.16-116,421,076.68-47,692,402.64

Finding the Fourth Proportional to 84,360,286.16, 116,421,076.68 and 47,692,402.64

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Solution

The fourth proportional to 84,360,286.16, 116,421,076.68 and 47,692,402.64 is: 65,817,710.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,360,286.16 : 116,421,076.68 = 47,692,402.64 : x
  2. Step 2: Convert to fraction form
    84,360,286.16/116,421,076.68 = 47,692,402.64/x
  3. Step 3: Cross multiply
    84,360,286.16x = 116,421,076.68 × 47,692,402.64
  4. Step 4: Simplify right side
    84,360,286.16x = 5,552,400,864,804,875
  5. Step 5: Solve for x
    x = 5,552,400,864,804,875/84,360,286.16
  6. Step 6: Final answer
    x = 65,817,710.18

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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.