Home / 92,836,289.88-128,106,575.28-53,680,606.20

Finding the Fourth Proportional to 92,836,289.88, 128,106,575.28 and 53,680,606.20

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Solution

The fourth proportional to 92,836,289.88, 128,106,575.28 and 53,680,606.20 is: 74,074,897.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,836,289.88 : 128,106,575.28 = 53,680,606.20 : x
  2. Step 2: Convert to fraction form
    92,836,289.88/128,106,575.28 = 53,680,606.20/x
  3. Step 3: Cross multiply
    92,836,289.88x = 128,106,575.28 × 53,680,606.20
  4. Step 4: Simplify right side
    92,836,289.88x = 6,876,838,619,236,335
  5. Step 5: Solve for x
    x = 6,876,838,619,236,335/92,836,289.88
  6. Step 6: Final answer
    x = 74,074,897.09

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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.