Home / 12,243,690,417.22-18,368,450,139.58-3,962,577,464.84

Finding the Fourth Proportional to 12,243,690,417.22, 18,368,450,139.58 and 3,962,577,464.84

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Solution

The fourth proportional to 12,243,690,417.22, 18,368,450,139.58 and 3,962,577,464.84 is: 5,944,809,457.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,243,690,417.22 : 18,368,450,139.58 = 3,962,577,464.84 : x
  2. Step 2: Convert to fraction form
    12,243,690,417.22/18,368,450,139.58 = 3,962,577,464.84/x
  3. Step 3: Cross multiply
    12,243,690,417.22x = 18,368,450,139.58 × 3,962,577,464.84
  4. Step 4: Simplify right side
    12,243,690,417.22x = 72,786,406,587,169,341,440
  5. Step 5: Solve for x
    x = 72,786,406,587,169,341,440/12,243,690,417.22
  6. Step 6: Final answer
    x = 5,944,809,457.52

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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.