Home / 83,079,118.74-124,620,281.50-25,571,330.58

Finding the Fourth Proportional to 83,079,118.74, 124,620,281.50 and 25,571,330.58

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Solution

The fourth proportional to 83,079,118.74, 124,620,281.50 and 25,571,330.58 is: 38,357,489.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,079,118.74 : 124,620,281.50 = 25,571,330.58 : x
  2. Step 2: Convert to fraction form
    83,079,118.74/124,620,281.50 = 25,571,330.58/x
  3. Step 3: Cross multiply
    83,079,118.74x = 124,620,281.50 × 25,571,330.58
  4. Step 4: Simplify right side
    83,079,118.74x = 3,186,706,415,209,158
  5. Step 5: Solve for x
    x = 3,186,706,415,209,158/83,079,118.74
  6. Step 6: Final answer
    x = 38,357,489.39

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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.