Home / 145,547,533.22-217,658,179.44-108,685,309.23

Finding the Fourth Proportional to 145,547,533.22, 217,658,179.44 and 108,685,309.23

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Solution

The fourth proportional to 145,547,533.22, 217,658,179.44 and 108,685,309.23 is: 162,532,789.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,547,533.22 : 217,658,179.44 = 108,685,309.23 : x
  2. Step 2: Convert to fraction form
    145,547,533.22/217,658,179.44 = 108,685,309.23/x
  3. Step 3: Cross multiply
    145,547,533.22x = 217,658,179.44 × 108,685,309.23
  4. Step 4: Simplify right side
    145,547,533.22x = 23,656,246,538,875,228
  5. Step 5: Solve for x
    x = 23,656,246,538,875,228/145,547,533.22
  6. Step 6: Final answer
    x = 162,532,789.23

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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.