Home / 79,392,528,145.80-119,088,792,218.70-61,416,217,456.20

Finding the Fourth Proportional to 79,392,528,145.80, 119,088,792,218.70 and 61,416,217,456.20

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Solution

The fourth proportional to 79,392,528,145.80, 119,088,792,218.70 and 61,416,217,456.20 is: 92,124,326,184.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,392,528,145.80 : 119,088,792,218.70 = 61,416,217,456.20 : x
  2. Step 2: Convert to fraction form
    79,392,528,145.80/119,088,792,218.70 = 61,416,217,456.20/x
  3. Step 3: Cross multiply
    79,392,528,145.80x = 119,088,792,218.70 × 61,416,217,456.20
  4. Step 4: Simplify right side
    79,392,528,145.80x = 7,313,983,159,499,897,176,064
  5. Step 5: Solve for x
    x = 7,313,983,159,499,897,176,064/79,392,528,145.80
  6. Step 6: Final answer
    x = 92,124,326,184.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.