Home / 70,410,305.60-105,615,458.40-46,223,835.20

Finding the Fourth Proportional to 70,410,305.60, 105,615,458.40 and 46,223,835.20

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Solution

The fourth proportional to 70,410,305.60, 105,615,458.40 and 46,223,835.20 is: 69,335,752.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,410,305.60 : 105,615,458.40 = 46,223,835.20 : x
  2. Step 2: Convert to fraction form
    70,410,305.60/105,615,458.40 = 46,223,835.20/x
  3. Step 3: Cross multiply
    70,410,305.60x = 105,615,458.40 × 46,223,835.20
  4. Step 4: Simplify right side
    70,410,305.60x = 4,881,951,543,654,056
  5. Step 5: Solve for x
    x = 4,881,951,543,654,056/70,410,305.60
  6. Step 6: Final answer
    x = 69,335,752.80

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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.