Home / 553,095,346.60-829,536,731.70-164,930,840.20

Finding the Fourth Proportional to 553,095,346.60, 829,536,731.70 and 164,930,840.20

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Solution

The fourth proportional to 553,095,346.60, 829,536,731.70 and 164,930,840.20 is: 247,364,565.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,095,346.60 : 829,536,731.70 = 164,930,840.20 : x
  2. Step 2: Convert to fraction form
    553,095,346.60/829,536,731.70 = 164,930,840.20/x
  3. Step 3: Cross multiply
    553,095,346.60x = 829,536,731.70 × 164,930,840.20
  4. Step 4: Simplify right side
    553,095,346.60x = 136,816,190,136,042,976
  5. Step 5: Solve for x
    x = 136,816,190,136,042,976/553,095,346.60
  6. Step 6: Final answer
    x = 247,364,565.58

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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.