Home / 177,024,011.60-265,536,017.40-128,840,027.60

Finding the Fourth Proportional to 177,024,011.60, 265,536,017.40 and 128,840,027.60

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Solution

The fourth proportional to 177,024,011.60, 265,536,017.40 and 128,840,027.60 is: 193,260,041.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,024,011.60 : 265,536,017.40 = 128,840,027.60 : x
  2. Step 2: Convert to fraction form
    177,024,011.60/265,536,017.40 = 128,840,027.60/x
  3. Step 3: Cross multiply
    177,024,011.60x = 265,536,017.40 × 128,840,027.60
  4. Step 4: Simplify right side
    177,024,011.60x = 34,211,667,810,610,080
  5. Step 5: Solve for x
    x = 34,211,667,810,610,080/177,024,011.60
  6. Step 6: Final answer
    x = 193,260,041.40

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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.