Home / 129,303,609.30-193,955,413.95-106,345,358.10

Finding the Fourth Proportional to 129,303,609.30, 193,955,413.95 and 106,345,358.10

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Solution

The fourth proportional to 129,303,609.30, 193,955,413.95 and 106,345,358.10 is: 159,518,037.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,303,609.30 : 193,955,413.95 = 106,345,358.10 : x
  2. Step 2: Convert to fraction form
    129,303,609.30/193,955,413.95 = 106,345,358.10/x
  3. Step 3: Cross multiply
    129,303,609.30x = 193,955,413.95 × 106,345,358.10
  4. Step 4: Simplify right side
    129,303,609.30x = 20,626,257,951,946,484
  5. Step 5: Solve for x
    x = 20,626,257,951,946,484/129,303,609.30
  6. Step 6: Final answer
    x = 159,518,037.15

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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.