Home / 30,135,039,765.76-41,565,182,341.89-19,831,852,027.09

Finding the Fourth Proportional to 30,135,039,765.76, 41,565,182,341.89 and 19,831,852,027.09

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Solution

The fourth proportional to 30,135,039,765.76, 41,565,182,341.89 and 19,831,852,027.09 is: 27,354,022,164.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,135,039,765.76 : 41,565,182,341.89 = 19,831,852,027.09 : x
  2. Step 2: Convert to fraction form
    30,135,039,765.76/41,565,182,341.89 = 19,831,852,027.09/x
  3. Step 3: Cross multiply
    30,135,039,765.76x = 41,565,182,341.89 × 19,831,852,027.09
  4. Step 4: Simplify right side
    30,135,039,765.76x = 824,314,545,683,376,635,904
  5. Step 5: Solve for x
    x = 824,314,545,683,376,635,904/30,135,039,765.76
  6. Step 6: Final answer
    x = 27,354,022,164.59

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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.