Home / 18,504,357,545.40-27,772,408,689.30-7,470,792,079.80

Finding the Fourth Proportional to 18,504,357,545.40, 27,772,408,689.30 and 7,470,792,079.80

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Solution

The fourth proportional to 18,504,357,545.40, 27,772,408,689.30 and 7,470,792,079.80 is: 11,212,596,295.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,504,357,545.40 : 27,772,408,689.30 = 7,470,792,079.80 : x
  2. Step 2: Convert to fraction form
    18,504,357,545.40/27,772,408,689.30 = 7,470,792,079.80/x
  3. Step 3: Cross multiply
    18,504,357,545.40x = 27,772,408,689.30 × 7,470,792,079.80
  4. Step 4: Simplify right side
    18,504,357,545.40x = 207,481,890,872,991,154,176
  5. Step 5: Solve for x
    x = 207,481,890,872,991,154,176/18,504,357,545.40
  6. Step 6: Final answer
    x = 11,212,596,295.98

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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.