Home / 83,649,234.17-115,430,882.77-46,478,243.45

Finding the Fourth Proportional to 83,649,234.17, 115,430,882.77 and 46,478,243.45

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Solution

The fourth proportional to 83,649,234.17, 115,430,882.77 and 46,478,243.45 is: 64,137,164.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,649,234.17 : 115,430,882.77 = 46,478,243.45 : x
  2. Step 2: Convert to fraction form
    83,649,234.17/115,430,882.77 = 46,478,243.45/x
  3. Step 3: Cross multiply
    83,649,234.17x = 115,430,882.77 × 46,478,243.45
  4. Step 4: Simplify right side
    83,649,234.17x = 5,365,024,670,923,834
  5. Step 5: Solve for x
    x = 5,365,024,670,923,834/83,649,234.17
  6. Step 6: Final answer
    x = 64,137,164.25

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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.