Home / 147,508,853.60-221,263,280.40-55,392,413.60

Finding the Fourth Proportional to 147,508,853.60, 221,263,280.40 and 55,392,413.60

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Solution

The fourth proportional to 147,508,853.60, 221,263,280.40 and 55,392,413.60 is: 83,088,620.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,508,853.60 : 221,263,280.40 = 55,392,413.60 : x
  2. Step 2: Convert to fraction form
    147,508,853.60/221,263,280.40 = 55,392,413.60/x
  3. Step 3: Cross multiply
    147,508,853.60x = 221,263,280.40 × 55,392,413.60
  4. Step 4: Simplify right side
    147,508,853.60x = 12,256,307,142,409,574
  5. Step 5: Solve for x
    x = 12,256,307,142,409,574/147,508,853.60
  6. Step 6: Final answer
    x = 83,088,620.40

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1.5x scale

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.