Home / 118,517,879,269.79-163,554,835,355.09-64,324,428,738.96

Finding the Fourth Proportional to 118,517,879,269.79, 163,554,835,355.09 and 64,324,428,738.96

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Solution

The fourth proportional to 118,517,879,269.79, 163,554,835,355.09 and 64,324,428,738.96 is: 88,767,799,563.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,517,879,269.79 : 163,554,835,355.09 = 64,324,428,738.96 : x
  2. Step 2: Convert to fraction form
    118,517,879,269.79/163,554,835,355.09 = 64,324,428,738.96/x
  3. Step 3: Cross multiply
    118,517,879,269.79x = 163,554,835,355.09 × 64,324,428,738.96
  4. Step 4: Simplify right side
    118,517,879,269.79x = 10,520,571,351,710,822,301,696
  5. Step 5: Solve for x
    x = 10,520,571,351,710,822,301,696/118,517,879,269.79
  6. Step 6: Final answer
    x = 88,767,799,563.49

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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.