Home / 124,209,284.57-171,405,860.28-67,695,814.92

Finding the Fourth Proportional to 124,209,284.57, 171,405,860.28 and 67,695,814.92

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Solution

The fourth proportional to 124,209,284.57, 171,405,860.28 and 67,695,814.92 is: 93,418,615.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,209,284.57 : 171,405,860.28 = 67,695,814.92 : x
  2. Step 2: Convert to fraction form
    124,209,284.57/171,405,860.28 = 67,695,814.92/x
  3. Step 3: Cross multiply
    124,209,284.57x = 171,405,860.28 × 67,695,814.92
  4. Step 4: Simplify right side
    124,209,284.57x = 11,603,459,393,718,260
  5. Step 5: Solve for x
    x = 11,603,459,393,718,260/124,209,284.57
  6. Step 6: Final answer
    x = 93,418,615.47

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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.