Home / 101,047,581.60-151,571,372.40-90,843,914.40

Finding the Fourth Proportional to 101,047,581.60, 151,571,372.40 and 90,843,914.40

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Solution

The fourth proportional to 101,047,581.60, 151,571,372.40 and 90,843,914.40 is: 136,265,871.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,047,581.60 : 151,571,372.40 = 90,843,914.40 : x
  2. Step 2: Convert to fraction form
    101,047,581.60/151,571,372.40 = 90,843,914.40/x
  3. Step 3: Cross multiply
    101,047,581.60x = 151,571,372.40 × 90,843,914.40
  4. Step 4: Simplify right side
    101,047,581.60x = 13,769,336,779,796,124
  5. Step 5: Solve for x
    x = 13,769,336,779,796,124/101,047,581.60
  6. Step 6: Final answer
    x = 136,265,871.60

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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.