Home / 84,278,373.40-116,313,594.06-47,611,306.36

Finding the Fourth Proportional to 84,278,373.40, 116,313,594.06 and 47,611,306.36

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Solution

The fourth proportional to 84,278,373.40, 116,313,594.06 and 47,611,306.36 is: 65,708,935.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,278,373.40 : 116,313,594.06 = 47,611,306.36 : x
  2. Step 2: Convert to fraction form
    84,278,373.40/116,313,594.06 = 47,611,306.36/x
  3. Step 3: Cross multiply
    84,278,373.40x = 116,313,594.06 × 47,611,306.36
  4. Step 4: Simplify right side
    84,278,373.40x = 5,537,842,160,623,336
  5. Step 5: Solve for x
    x = 5,537,842,160,623,336/84,278,373.40
  6. Step 6: Final answer
    x = 65,708,935.01

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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.