Home / 13,134,823,524.60-18,125,832,435.33-7,113,279,999.89

Finding the Fourth Proportional to 13,134,823,524.60, 18,125,832,435.33 and 7,113,279,999.89

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Solution

The fourth proportional to 13,134,823,524.60, 18,125,832,435.33 and 7,113,279,999.89 is: 9,816,205,075.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,134,823,524.60 : 18,125,832,435.33 = 7,113,279,999.89 : x
  2. Step 2: Convert to fraction form
    13,134,823,524.60/18,125,832,435.33 = 7,113,279,999.89/x
  3. Step 3: Cross multiply
    13,134,823,524.60x = 18,125,832,435.33 × 7,113,279,999.89
  4. Step 4: Simplify right side
    13,134,823,524.60x = 128,934,121,343,499,730,944
  5. Step 5: Solve for x
    x = 128,934,121,343,499,730,944/13,134,823,524.60
  6. Step 6: Final answer
    x = 9,816,205,075.16

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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.