Home / 115,355,525.60-173,033,288.40-106,596,639.20

Finding the Fourth Proportional to 115,355,525.60, 173,033,288.40 and 106,596,639.20

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Solution

The fourth proportional to 115,355,525.60, 173,033,288.40 and 106,596,639.20 is: 159,894,958.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,355,525.60 : 173,033,288.40 = 106,596,639.20 : x
  2. Step 2: Convert to fraction form
    115,355,525.60/173,033,288.40 = 106,596,639.20/x
  3. Step 3: Cross multiply
    115,355,525.60x = 173,033,288.40 × 106,596,639.20
  4. Step 4: Simplify right side
    115,355,525.60x = 18,444,767,013,164,348
  5. Step 5: Solve for x
    x = 18,444,767,013,164,348/115,355,525.60
  6. Step 6: Final answer
    x = 159,894,958.80

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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.