Home / 84,499,848,017.40-126,749,772,026.10-54,745,954,462.20

Finding the Fourth Proportional to 84,499,848,017.40, 126,749,772,026.10 and 54,745,954,462.20

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Solution

The fourth proportional to 84,499,848,017.40, 126,749,772,026.10 and 54,745,954,462.20 is: 82,118,931,693.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,499,848,017.40 : 126,749,772,026.10 = 54,745,954,462.20 : x
  2. Step 2: Convert to fraction form
    84,499,848,017.40/126,749,772,026.10 = 54,745,954,462.20/x
  3. Step 3: Cross multiply
    84,499,848,017.40x = 126,749,772,026.10 × 54,745,954,462.20
  4. Step 4: Simplify right side
    84,499,848,017.40x = 6,939,037,247,435,102,486,528
  5. Step 5: Solve for x
    x = 6,939,037,247,435,102,486,528/84,499,848,017.40
  6. Step 6: Final answer
    x = 82,118,931,693.30

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Double scale
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1.5x scale

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.