Home / 163,904,429.80-245,869,086.30-48,879,994.60

Finding the Fourth Proportional to 163,904,429.80, 245,869,086.30 and 48,879,994.60

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Solution

The fourth proportional to 163,904,429.80, 245,869,086.30 and 48,879,994.60 is: 73,323,702.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,904,429.80 : 245,869,086.30 = 48,879,994.60 : x
  2. Step 2: Convert to fraction form
    163,904,429.80/245,869,086.30 = 48,879,994.60/x
  3. Step 3: Cross multiply
    163,904,429.80x = 245,869,086.30 × 48,879,994.60
  4. Step 4: Simplify right side
    163,904,429.80x = 12,018,079,610,650,934
  5. Step 5: Solve for x
    x = 12,018,079,610,650,934/163,904,429.80
  6. Step 6: Final answer
    x = 73,323,702.27

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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.