Home / 86,920,131,364.80-130,380,197,047.20-47,248,273,291.20

Finding the Fourth Proportional to 86,920,131,364.80, 130,380,197,047.20 and 47,248,273,291.20

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Solution

The fourth proportional to 86,920,131,364.80, 130,380,197,047.20 and 47,248,273,291.20 is: 70,872,409,936.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,920,131,364.80 : 130,380,197,047.20 = 47,248,273,291.20 : x
  2. Step 2: Convert to fraction form
    86,920,131,364.80/130,380,197,047.20 = 47,248,273,291.20/x
  3. Step 3: Cross multiply
    86,920,131,364.80x = 130,380,197,047.20 × 47,248,273,291.20
  4. Step 4: Simplify right side
    86,920,131,364.80x = 6,160,239,181,846,612,541,440
  5. Step 5: Solve for x
    x = 6,160,239,181,846,612,541,440/86,920,131,364.80
  6. Step 6: Final answer
    x = 70,872,409,936.80

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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.