Home / 143,910,007.92-215,880,132.96-46,873,271.52

Finding the Fourth Proportional to 143,910,007.92, 215,880,132.96 and 46,873,271.52

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Solution

The fourth proportional to 143,910,007.92, 215,880,132.96 and 46,873,271.52 is: 70,314,832.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,910,007.92 : 215,880,132.96 = 46,873,271.52 : x
  2. Step 2: Convert to fraction form
    143,910,007.92/215,880,132.96 = 46,873,271.52/x
  3. Step 3: Cross multiply
    143,910,007.92x = 215,880,132.96 × 46,873,271.52
  4. Step 4: Simplify right side
    143,910,007.92x = 10,119,008,088,007,782
  5. Step 5: Solve for x
    x = 10,119,008,088,007,782/143,910,007.92
  6. Step 6: Final answer
    x = 70,314,832.40

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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.