Home / 42,708,586,822.20-64,081,990,530.90-19,432,244,345.40

Finding the Fourth Proportional to 42,708,586,822.20, 64,081,990,530.90 and 19,432,244,345.40

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Solution

The fourth proportional to 42,708,586,822.20, 64,081,990,530.90 and 19,432,244,345.40 is: 29,157,061,630.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,708,586,822.20 : 64,081,990,530.90 = 19,432,244,345.40 : x
  2. Step 2: Convert to fraction form
    42,708,586,822.20/64,081,990,530.90 = 19,432,244,345.40/x
  3. Step 3: Cross multiply
    42,708,586,822.20x = 64,081,990,530.90 × 19,432,244,345.40
  4. Step 4: Simplify right side
    42,708,586,822.20x = 1,245,256,898,136,058,101,760
  5. Step 5: Solve for x
    x = 1,245,256,898,136,058,101,760/42,708,586,822.20
  6. Step 6: Final answer
    x = 29,157,061,630.73

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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.