Home / 470,867,437.81-649,912,390.18-364,811,078.94

Finding the Fourth Proportional to 470,867,437.81, 649,912,390.18 and 364,811,078.94

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Solution

The fourth proportional to 470,867,437.81, 649,912,390.18 and 364,811,078.94 is: 503,528,639.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,867,437.81 : 649,912,390.18 = 364,811,078.94 : x
  2. Step 2: Convert to fraction form
    470,867,437.81/649,912,390.18 = 364,811,078.94/x
  3. Step 3: Cross multiply
    470,867,437.81x = 649,912,390.18 × 364,811,078.94
  4. Step 4: Simplify right side
    470,867,437.81x = 237,095,240,280,576,864
  5. Step 5: Solve for x
    x = 237,095,240,280,576,864/470,867,437.81
  6. Step 6: Final answer
    x = 503,528,639.37

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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.