Home / 122,810,505,152.76-169,487,267,088.79-67,876,496,419.76

Finding the Fourth Proportional to 122,810,505,152.76, 169,487,267,088.79 and 67,876,496,419.76

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Solution

The fourth proportional to 122,810,505,152.76, 169,487,267,088.79 and 67,876,496,419.76 is: 93,674,412,163.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,810,505,152.76 : 169,487,267,088.79 = 67,876,496,419.76 : x
  2. Step 2: Convert to fraction form
    122,810,505,152.76/169,487,267,088.79 = 67,876,496,419.76/x
  3. Step 3: Cross multiply
    122,810,505,152.76x = 169,487,267,088.79 × 67,876,496,419.76
  4. Step 4: Simplify right side
    122,810,505,152.76x = 11,504,201,877,746,314,379,264
  5. Step 5: Solve for x
    x = 11,504,201,877,746,314,379,264/122,810,505,152.76
  6. Step 6: Final answer
    x = 93,674,412,163.98

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1.5x scale

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.