Home / 379,538,413.60-569,307,620.40-226,357,434.40

Finding the Fourth Proportional to 379,538,413.60, 569,307,620.40 and 226,357,434.40

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Solution

The fourth proportional to 379,538,413.60, 569,307,620.40 and 226,357,434.40 is: 339,536,151.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,538,413.60 : 569,307,620.40 = 226,357,434.40 : x
  2. Step 2: Convert to fraction form
    379,538,413.60/569,307,620.40 = 226,357,434.40/x
  3. Step 3: Cross multiply
    379,538,413.60x = 569,307,620.40 × 226,357,434.40
  4. Step 4: Simplify right side
    379,538,413.60x = 128,867,012,338,113,104
  5. Step 5: Solve for x
    x = 128,867,012,338,113,104/379,538,413.60
  6. Step 6: Final answer
    x = 339,536,151.60

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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.