Home / 130,065,557.60-194,928,274.20-53,298,708.32

Finding the Fourth Proportional to 130,065,557.60, 194,928,274.20 and 53,298,708.32

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Solution

The fourth proportional to 130,065,557.60, 194,928,274.20 and 53,298,708.32 is: 79,878,373.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,065,557.60 : 194,928,274.20 = 53,298,708.32 : x
  2. Step 2: Convert to fraction form
    130,065,557.60/194,928,274.20 = 53,298,708.32/x
  3. Step 3: Cross multiply
    130,065,557.60x = 194,928,274.20 × 53,298,708.32
  4. Step 4: Simplify right side
    130,065,557.60x = 10,389,425,229,906,780
  5. Step 5: Solve for x
    x = 10,389,425,229,906,780/130,065,557.60
  6. Step 6: Final answer
    x = 79,878,373.81

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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.