Home / 159,903,598.24-220,667,039.40-86,564,740.24

Finding the Fourth Proportional to 159,903,598.24, 220,667,039.40 and 86,564,740.24

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Solution

The fourth proportional to 159,903,598.24, 220,667,039.40 and 86,564,740.24 is: 119,459,381.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,903,598.24 : 220,667,039.40 = 86,564,740.24 : x
  2. Step 2: Convert to fraction form
    159,903,598.24/220,667,039.40 = 86,564,740.24/x
  3. Step 3: Cross multiply
    159,903,598.24x = 220,667,039.40 × 86,564,740.24
  4. Step 4: Simplify right side
    159,903,598.24x = 19,101,984,945,190,844
  5. Step 5: Solve for x
    x = 19,101,984,945,190,844/159,903,598.24
  6. Step 6: Final answer
    x = 119,459,381.50

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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.