Home / 132,529,505.16-182,888,533.62-77,534,678.28

Finding the Fourth Proportional to 132,529,505.16, 182,888,533.62 and 77,534,678.28

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Solution

The fourth proportional to 132,529,505.16, 182,888,533.62 and 77,534,678.28 is: 106,996,578.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,529,505.16 : 182,888,533.62 = 77,534,678.28 : x
  2. Step 2: Convert to fraction form
    132,529,505.16/182,888,533.62 = 77,534,678.28/x
  3. Step 3: Cross multiply
    132,529,505.16x = 182,888,533.62 × 77,534,678.28
  4. Step 4: Simplify right side
    132,529,505.16x = 14,180,203,615,327,664
  5. Step 5: Solve for x
    x = 14,180,203,615,327,664/132,529,505.16
  6. Step 6: Final answer
    x = 106,996,578.60

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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.