Home / 86,253,742,997.72-119,036,324,772.74-47,671,832,886.20

Finding the Fourth Proportional to 86,253,742,997.72, 119,036,324,772.74 and 47,671,832,886.20

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Solution

The fourth proportional to 86,253,742,997.72, 119,036,324,772.74 and 47,671,832,886.20 is: 65,790,533,659.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,253,742,997.72 : 119,036,324,772.74 = 47,671,832,886.20 : x
  2. Step 2: Convert to fraction form
    86,253,742,997.72/119,036,324,772.74 = 47,671,832,886.20/x
  3. Step 3: Cross multiply
    86,253,742,997.72x = 119,036,324,772.74 × 47,671,832,886.20
  4. Step 4: Simplify right side
    86,253,742,997.72x = 5,674,679,781,953,490,649,088
  5. Step 5: Solve for x
    x = 5,674,679,781,953,490,649,088/86,253,742,997.72
  6. Step 6: Final answer
    x = 65,790,533,659.55

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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.