Home / 14,219,123,202.50-19,622,707,085.13-8,115,353,327.45

Finding the Fourth Proportional to 14,219,123,202.50, 19,622,707,085.13 and 8,115,353,327.45

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Solution

The fourth proportional to 14,219,123,202.50, 19,622,707,085.13 and 8,115,353,327.45 is: 11,199,368,552.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,219,123,202.50 : 19,622,707,085.13 = 8,115,353,327.45 : x
  2. Step 2: Convert to fraction form
    14,219,123,202.50/19,622,707,085.13 = 8,115,353,327.45/x
  3. Step 3: Cross multiply
    14,219,123,202.50x = 19,622,707,085.13 × 8,115,353,327.45
  4. Step 4: Simplify right side
    14,219,123,202.50x = 159,245,201,236,894,908,416
  5. Step 5: Solve for x
    x = 159,245,201,236,894,908,416/14,219,123,202.50
  6. Step 6: Final answer
    x = 11,199,368,552.41

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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.