Home / 122,993,564.46-169,723,030.86-70,774,171.80

Finding the Fourth Proportional to 122,993,564.46, 169,723,030.86 and 70,774,171.80

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Solution

The fourth proportional to 122,993,564.46, 169,723,030.86 and 70,774,171.80 is: 97,663,702.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,993,564.46 : 169,723,030.86 = 70,774,171.80 : x
  2. Step 2: Convert to fraction form
    122,993,564.46/169,723,030.86 = 70,774,171.80/x
  3. Step 3: Cross multiply
    122,993,564.46x = 169,723,030.86 × 70,774,171.80
  4. Step 4: Simplify right side
    122,993,564.46x = 12,012,006,944,502,342
  5. Step 5: Solve for x
    x = 12,012,006,944,502,342/122,993,564.46
  6. Step 6: Final answer
    x = 97,663,702.95

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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.