Home / 305,803,289.74-458,731,357.36-84,474,552.18

Finding the Fourth Proportional to 305,803,289.74, 458,731,357.36 and 84,474,552.18

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Solution

The fourth proportional to 305,803,289.74, 458,731,357.36 and 84,474,552.18 is: 126,719,127.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,803,289.74 : 458,731,357.36 = 84,474,552.18 : x
  2. Step 2: Convert to fraction form
    305,803,289.74/458,731,357.36 = 84,474,552.18/x
  3. Step 3: Cross multiply
    305,803,289.74x = 458,731,357.36 × 84,474,552.18
  4. Step 4: Simplify right side
    305,803,289.74x = 38,751,125,983,909,552
  5. Step 5: Solve for x
    x = 38,751,125,983,909,552/305,803,289.74
  6. Step 6: Final answer
    x = 126,719,127.24

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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.