Home / 242,287,413.60-363,431,120.40-112,852,005.60

Finding the Fourth Proportional to 242,287,413.60, 363,431,120.40 and 112,852,005.60

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Solution

The fourth proportional to 242,287,413.60, 363,431,120.40 and 112,852,005.60 is: 169,278,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,287,413.60 : 363,431,120.40 = 112,852,005.60 : x
  2. Step 2: Convert to fraction form
    242,287,413.60/363,431,120.40 = 112,852,005.60/x
  3. Step 3: Cross multiply
    242,287,413.60x = 363,431,120.40 × 112,852,005.60
  4. Step 4: Simplify right side
    242,287,413.60x = 41,013,930,834,595,072
  5. Step 5: Solve for x
    x = 41,013,930,834,595,072/242,287,413.60
  6. Step 6: Final answer
    x = 169,278,008.40

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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.