Home / 77,962,801.67-107,588,668.44-43,155,492.11

Finding the Fourth Proportional to 77,962,801.67, 107,588,668.44 and 43,155,492.11

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Solution

The fourth proportional to 77,962,801.67, 107,588,668.44 and 43,155,492.11 is: 59,554,580.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,962,801.67 : 107,588,668.44 = 43,155,492.11 : x
  2. Step 2: Convert to fraction form
    77,962,801.67/107,588,668.44 = 43,155,492.11/x
  3. Step 3: Cross multiply
    77,962,801.67x = 107,588,668.44 × 43,155,492.11
  4. Step 4: Simplify right side
    77,962,801.67x = 4,643,041,931,987,826
  5. Step 5: Solve for x
    x = 4,643,041,931,987,826/77,962,801.67
  6. Step 6: Final answer
    x = 59,554,580.29

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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.