Home / 338,867,609.10-508,301,413.65-235,555,478.70

Finding the Fourth Proportional to 338,867,609.10, 508,301,413.65 and 235,555,478.70

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Solution

The fourth proportional to 338,867,609.10, 508,301,413.65 and 235,555,478.70 is: 353,333,218.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,867,609.10 : 508,301,413.65 = 235,555,478.70 : x
  2. Step 2: Convert to fraction form
    338,867,609.10/508,301,413.65 = 235,555,478.70/x
  3. Step 3: Cross multiply
    338,867,609.10x = 508,301,413.65 × 235,555,478.70
  4. Step 4: Simplify right side
    338,867,609.10x = 119,733,182,816,212,448
  5. Step 5: Solve for x
    x = 119,733,182,816,212,448/338,867,609.10
  6. Step 6: Final answer
    x = 353,333,218.05

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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.