Home / 13,437,110,853.20-20,155,666,279.80-10,631,480,286.80

Finding the Fourth Proportional to 13,437,110,853.20, 20,155,666,279.80 and 10,631,480,286.80

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Solution

The fourth proportional to 13,437,110,853.20, 20,155,666,279.80 and 10,631,480,286.80 is: 15,947,220,430.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,437,110,853.20 : 20,155,666,279.80 = 10,631,480,286.80 : x
  2. Step 2: Convert to fraction form
    13,437,110,853.20/20,155,666,279.80 = 10,631,480,286.80/x
  3. Step 3: Cross multiply
    13,437,110,853.20x = 20,155,666,279.80 × 10,631,480,286.80
  4. Step 4: Simplify right side
    13,437,110,853.20x = 214,284,568,721,013,178,368
  5. Step 5: Solve for x
    x = 214,284,568,721,013,178,368/13,437,110,853.20
  6. Step 6: Final answer
    x = 15,947,220,430.20

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1.5x scale

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.