Home / 30,135,039,764.76-41,565,182,340.51-19,831,852,026.09

Finding the Fourth Proportional to 30,135,039,764.76, 41,565,182,340.51 and 19,831,852,026.09

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Solution

The fourth proportional to 30,135,039,764.76, 41,565,182,340.51 and 19,831,852,026.09 is: 27,354,022,163.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,135,039,764.76 : 41,565,182,340.51 = 19,831,852,026.09 : x
  2. Step 2: Convert to fraction form
    30,135,039,764.76/41,565,182,340.51 = 19,831,852,026.09/x
  3. Step 3: Cross multiply
    30,135,039,764.76x = 41,565,182,340.51 × 19,831,852,026.09
  4. Step 4: Simplify right side
    30,135,039,764.76x = 824,314,545,614,483,226,624
  5. Step 5: Solve for x
    x = 824,314,545,614,483,226,624/30,135,039,764.76
  6. Step 6: Final answer
    x = 27,354,022,163.21

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Double scale
Find fourth proportional to 30,135,039,765.76, 41,565,182,341.89 and 19,831,852,027.09
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1.5x scale

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.