Home / 15,273,571,535.86-21,079,363,641.60-9,251,900,256.34

Finding the Fourth Proportional to 15,273,571,535.86, 21,079,363,641.60 and 9,251,900,256.34

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Solution

The fourth proportional to 15,273,571,535.86, 21,079,363,641.60 and 9,251,900,256.34 is: 12,768,733,849.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,273,571,535.86 : 21,079,363,641.60 = 9,251,900,256.34 : x
  2. Step 2: Convert to fraction form
    15,273,571,535.86/21,079,363,641.60 = 9,251,900,256.34/x
  3. Step 3: Cross multiply
    15,273,571,535.86x = 21,079,363,641.60 × 9,251,900,256.34
  4. Step 4: Simplify right side
    15,273,571,535.86x = 195,024,169,879,203,119,104
  5. Step 5: Solve for x
    x = 195,024,169,879,203,119,104/15,273,571,535.86
  6. Step 6: Final answer
    x = 12,768,733,849.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.