Home / 210,223,578.80-288,001,491.88-202,363,779.44

Finding the Fourth Proportional to 210,223,578.80, 288,001,491.88 and 202,363,779.44

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Solution

The fourth proportional to 210,223,578.80, 288,001,491.88 and 202,363,779.44 is: 277,233,746.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,223,578.80 : 288,001,491.88 = 202,363,779.44 : x
  2. Step 2: Convert to fraction form
    210,223,578.80/288,001,491.88 = 202,363,779.44/x
  3. Step 3: Cross multiply
    210,223,578.80x = 288,001,491.88 × 202,363,779.44
  4. Step 4: Simplify right side
    210,223,578.80x = 58,281,070,381,195,272
  5. Step 5: Solve for x
    x = 58,281,070,381,195,272/210,223,578.80
  6. Step 6: Final answer
    x = 277,233,746.63

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.