Home / 8,018,535,795.76-12,028,263,337.83-2,122,941,835.12

Finding the Fourth Proportional to 8,018,535,795.76, 12,028,263,337.83 and 2,122,941,835.12

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Solution

The fourth proportional to 8,018,535,795.76, 12,028,263,337.83 and 2,122,941,835.12 is: 3,184,534,445.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,018,535,795.76 : 12,028,263,337.83 = 2,122,941,835.12 : x
  2. Step 2: Convert to fraction form
    8,018,535,795.76/12,028,263,337.83 = 2,122,941,835.12/x
  3. Step 3: Cross multiply
    8,018,535,795.76x = 12,028,263,337.83 × 2,122,941,835.12
  4. Step 4: Simplify right side
    8,018,535,795.76x = 25,535,303,443,659,296,768
  5. Step 5: Solve for x
    x = 25,535,303,443,659,296,768/8,018,535,795.76
  6. Step 6: Final answer
    x = 3,184,534,445.45

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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.