Home / 163,904,400.80-245,869,042.80-48,879,965.60

Finding the Fourth Proportional to 163,904,400.80, 245,869,042.80 and 48,879,965.60

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Solution

The fourth proportional to 163,904,400.80, 245,869,042.80 and 48,879,965.60 is: 73,323,658.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,904,400.80 : 245,869,042.80 = 48,879,965.60 : x
  2. Step 2: Convert to fraction form
    163,904,400.80/245,869,042.80 = 48,879,965.60/x
  3. Step 3: Cross multiply
    163,904,400.80x = 245,869,042.80 × 48,879,965.60
  4. Step 4: Simplify right side
    163,904,400.80x = 12,018,070,354,168,928
  5. Step 5: Solve for x
    x = 12,018,070,354,168,928/163,904,400.80
  6. Step 6: Final answer
    x = 73,323,658.76

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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.