Home / 106,872,528.96-147,484,143.36-57,979,944

Finding the Fourth Proportional to 106,872,528.96, 147,484,143.36 and 57,979,944

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Solution

The fourth proportional to 106,872,528.96, 147,484,143.36 and 57,979,944 is: 80,012,351.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,872,528.96 : 147,484,143.36 = 57,979,944 : x
  2. Step 2: Convert to fraction form
    106,872,528.96/147,484,143.36 = 57,979,944/x
  3. Step 3: Cross multiply
    106,872,528.96x = 147,484,143.36 × 57,979,944
  4. Step 4: Simplify right side
    106,872,528.96x = 8,551,122,372,900,773
  5. Step 5: Solve for x
    x = 8,551,122,372,900,773/106,872,528.96
  6. Step 6: Final answer
    x = 80,012,351.69

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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.