Home / 30,247,624,932.02-45,370,814,345.74-10,080,515,327.66

Finding the Fourth Proportional to 30,247,624,932.02, 45,370,814,345.74 and 10,080,515,327.66

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Solution

The fourth proportional to 30,247,624,932.02, 45,370,814,345.74 and 10,080,515,327.66 is: 15,120,565,349.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,247,624,932.02 : 45,370,814,345.74 = 10,080,515,327.66 : x
  2. Step 2: Convert to fraction form
    30,247,624,932.02/45,370,814,345.74 = 10,080,515,327.66/x
  3. Step 3: Cross multiply
    30,247,624,932.02x = 45,370,814,345.74 × 10,080,515,327.66
  4. Step 4: Simplify right side
    30,247,624,932.02x = 457,361,189,440,648,249,344
  5. Step 5: Solve for x
    x = 457,361,189,440,648,249,344/30,247,624,932.02
  6. Step 6: Final answer
    x = 15,120,565,349.13

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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.