Home / 163,564,400.70-245,480,445.45-162,288,942.30

Finding the Fourth Proportional to 163,564,400.70, 245,480,445.45 and 162,288,942.30

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Solution

The fourth proportional to 163,564,400.70, 245,480,445.45 and 162,288,942.30 is: 243,566,214.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,564,400.70 : 245,480,445.45 = 162,288,942.30 : x
  2. Step 2: Convert to fraction form
    163,564,400.70/245,480,445.45 = 162,288,942.30/x
  3. Step 3: Cross multiply
    163,564,400.70x = 245,480,445.45 × 162,288,942.30
  4. Step 4: Simplify right side
    163,564,400.70x = 39,838,761,847,413,352
  5. Step 5: Solve for x
    x = 39,838,761,847,413,352/163,564,400.70
  6. Step 6: Final answer
    x = 243,566,214.15

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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.