Home / 83,038,810.80-124,558,216.20-36,980,590.80

Finding the Fourth Proportional to 83,038,810.80, 124,558,216.20 and 36,980,590.80

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Solution

The fourth proportional to 83,038,810.80, 124,558,216.20 and 36,980,590.80 is: 55,470,886.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,038,810.80 : 124,558,216.20 = 36,980,590.80 : x
  2. Step 2: Convert to fraction form
    83,038,810.80/124,558,216.20 = 36,980,590.80/x
  3. Step 3: Cross multiply
    83,038,810.80x = 124,558,216.20 × 36,980,590.80
  4. Step 4: Simplify right side
    83,038,810.80x = 4,606,236,424,070,131
  5. Step 5: Solve for x
    x = 4,606,236,424,070,131/83,038,810.80
  6. Step 6: Final answer
    x = 55,470,886.20

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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.