Home / 470,184,937.92-703,742,719.14-345,654,601.92

Finding the Fourth Proportional to 470,184,937.92, 703,742,719.14 and 345,654,601.92

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Solution

The fourth proportional to 470,184,937.92, 703,742,719.14 and 345,654,601.92 is: 517,353,683.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,184,937.92 : 703,742,719.14 = 345,654,601.92 : x
  2. Step 2: Convert to fraction form
    470,184,937.92/703,742,719.14 = 345,654,601.92/x
  3. Step 3: Cross multiply
    470,184,937.92x = 703,742,719.14 × 345,654,601.92
  4. Step 4: Simplify right side
    470,184,937.92x = 243,251,909,438,435,072
  5. Step 5: Solve for x
    x = 243,251,909,438,435,072/470,184,937.92
  6. Step 6: Final answer
    x = 517,353,683.24

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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.