Home / 114,048,097.20-171,072,145.80-68,698,465.20

Finding the Fourth Proportional to 114,048,097.20, 171,072,145.80 and 68,698,465.20

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Solution

The fourth proportional to 114,048,097.20, 171,072,145.80 and 68,698,465.20 is: 103,047,697.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,048,097.20 : 171,072,145.80 = 68,698,465.20 : x
  2. Step 2: Convert to fraction form
    114,048,097.20/171,072,145.80 = 68,698,465.20/x
  3. Step 3: Cross multiply
    114,048,097.20x = 171,072,145.80 × 68,698,465.20
  4. Step 4: Simplify right side
    114,048,097.20x = 11,752,393,854,930,628
  5. Step 5: Solve for x
    x = 11,752,393,854,930,628/114,048,097.20
  6. Step 6: Final answer
    x = 103,047,697.80

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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.