Home / 292,191,141.54-438,183,331.46-84,886,423.03

Finding the Fourth Proportional to 292,191,141.54, 438,183,331.46 and 84,886,423.03

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Solution

The fourth proportional to 292,191,141.54, 438,183,331.46 and 84,886,423.03 is: 127,299,600.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,191,141.54 : 438,183,331.46 = 84,886,423.03 : x
  2. Step 2: Convert to fraction form
    292,191,141.54/438,183,331.46 = 84,886,423.03/x
  3. Step 3: Cross multiply
    292,191,141.54x = 438,183,331.46 × 84,886,423.03
  4. Step 4: Simplify right side
    292,191,141.54x = 37,195,815,639,444,712
  5. Step 5: Solve for x
    x = 37,195,815,639,444,712/292,191,141.54
  6. Step 6: Final answer
    x = 127,299,600.68

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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.