Home / 164,346,312.41-226,797,990.65-90,011,547.92

Finding the Fourth Proportional to 164,346,312.41, 226,797,990.65 and 90,011,547.92

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Solution

The fourth proportional to 164,346,312.41, 226,797,990.65 and 90,011,547.92 is: 124,215,979.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,346,312.41 : 226,797,990.65 = 90,011,547.92 : x
  2. Step 2: Convert to fraction form
    164,346,312.41/226,797,990.65 = 90,011,547.92/x
  3. Step 3: Cross multiply
    164,346,312.41x = 226,797,990.65 × 90,011,547.92
  4. Step 4: Simplify right side
    164,346,312.41x = 20,414,438,201,968,140
  5. Step 5: Solve for x
    x = 20,414,438,201,968,140/164,346,312.41
  6. Step 6: Final answer
    x = 124,215,979.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.