Home / 211,346,302.86-317,119,641.57-102,110,247.18

Finding the Fourth Proportional to 211,346,302.86, 317,119,641.57 and 102,110,247.18

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Solution

The fourth proportional to 211,346,302.86, 317,119,641.57 and 102,110,247.18 is: 153,213,775.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,346,302.86 : 317,119,641.57 = 102,110,247.18 : x
  2. Step 2: Convert to fraction form
    211,346,302.86/317,119,641.57 = 102,110,247.18/x
  3. Step 3: Cross multiply
    211,346,302.86x = 317,119,641.57 × 102,110,247.18
  4. Step 4: Simplify right side
    211,346,302.86x = 32,381,164,986,345,704
  5. Step 5: Solve for x
    x = 32,381,164,986,345,704/211,346,302.86
  6. Step 6: Final answer
    x = 153,213,775.44

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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.