Home / 145,385,151.60-218,077,727.40-53,268,711.60

Finding the Fourth Proportional to 145,385,151.60, 218,077,727.40 and 53,268,711.60

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Solution

The fourth proportional to 145,385,151.60, 218,077,727.40 and 53,268,711.60 is: 79,903,067.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,385,151.60 : 218,077,727.40 = 53,268,711.60 : x
  2. Step 2: Convert to fraction form
    145,385,151.60/218,077,727.40 = 53,268,711.60/x
  3. Step 3: Cross multiply
    145,385,151.60x = 218,077,727.40 × 53,268,711.60
  4. Step 4: Simplify right side
    145,385,151.60x = 11,616,719,567,254,018
  5. Step 5: Solve for x
    x = 11,616,719,567,254,018/145,385,151.60
  6. Step 6: Final answer
    x = 79,903,067.40

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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.