Home / 122,861,426.66-169,547,652.58-67,106,835.47

Finding the Fourth Proportional to 122,861,426.66, 169,547,652.58 and 67,106,835.47

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Solution

The fourth proportional to 122,861,426.66, 169,547,652.58 and 67,106,835.47 is: 92,606,823.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,861,426.66 : 169,547,652.58 = 67,106,835.47 : x
  2. Step 2: Convert to fraction form
    122,861,426.66/169,547,652.58 = 67,106,835.47/x
  3. Step 3: Cross multiply
    122,861,426.66x = 169,547,652.58 × 67,106,835.47
  4. Step 4: Simplify right side
    122,861,426.66x = 11,377,806,426,010,782
  5. Step 5: Solve for x
    x = 11,377,806,426,010,782/122,861,426.66
  6. Step 6: Final answer
    x = 92,606,823.27

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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.