Home / 141,955,907.70-212,933,861.55-61,176,875.70

Finding the Fourth Proportional to 141,955,907.70, 212,933,861.55 and 61,176,875.70

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Solution

The fourth proportional to 141,955,907.70, 212,933,861.55 and 61,176,875.70 is: 91,765,313.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,955,907.70 : 212,933,861.55 = 61,176,875.70 : x
  2. Step 2: Convert to fraction form
    141,955,907.70/212,933,861.55 = 61,176,875.70/x
  3. Step 3: Cross multiply
    141,955,907.70x = 212,933,861.55 × 61,176,875.70
  4. Step 4: Simplify right side
    141,955,907.70x = 13,026,628,380,365,360
  5. Step 5: Solve for x
    x = 13,026,628,380,365,360/141,955,907.70
  6. Step 6: Final answer
    x = 91,765,313.55

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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.