Home / 261,699,141.48-361,081,388.96-148,643,483.82

Finding the Fourth Proportional to 261,699,141.48, 361,081,388.96 and 148,643,483.82

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Solution

The fourth proportional to 261,699,141.48, 361,081,388.96 and 148,643,483.82 is: 205,091,981.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,699,141.48 : 361,081,388.96 = 148,643,483.82 : x
  2. Step 2: Convert to fraction form
    261,699,141.48/361,081,388.96 = 148,643,483.82/x
  3. Step 3: Cross multiply
    261,699,141.48x = 361,081,388.96 × 148,643,483.82
  4. Step 4: Simplify right side
    261,699,141.48x = 53,672,395,597,578,880
  5. Step 5: Solve for x
    x = 53,672,395,597,578,880/261,699,141.48
  6. Step 6: Final answer
    x = 205,091,981.94

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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.