Home / 122,861,547.30-169,547,818.95-67,106,955.90

Finding the Fourth Proportional to 122,861,547.30, 169,547,818.95 and 67,106,955.90

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Solution

The fourth proportional to 122,861,547.30, 169,547,818.95 and 67,106,955.90 is: 92,606,989.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,861,547.30 : 169,547,818.95 = 67,106,955.90 : x
  2. Step 2: Convert to fraction form
    122,861,547.30/169,547,818.95 = 67,106,955.90/x
  3. Step 3: Cross multiply
    122,861,547.30x = 169,547,818.95 × 67,106,955.90
  4. Step 4: Simplify right side
    122,861,547.30x = 11,377,838,009,218,834
  5. Step 5: Solve for x
    x = 11,377,838,009,218,834/122,861,547.30
  6. Step 6: Final answer
    x = 92,606,989.41

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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.