Home / 12,239,025,417.25-18,362,284,815.90-6,267,379,742.78

Finding the Fourth Proportional to 12,239,025,417.25, 18,362,284,815.90 and 6,267,379,742.78

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Solution

The fourth proportional to 12,239,025,417.25, 18,362,284,815.90 and 6,267,379,742.78 is: 9,402,988,225.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,239,025,417.25 : 18,362,284,815.90 = 6,267,379,742.78 : x
  2. Step 2: Convert to fraction form
    12,239,025,417.25/18,362,284,815.90 = 6,267,379,742.78/x
  3. Step 3: Cross multiply
    12,239,025,417.25x = 18,362,284,815.90 × 6,267,379,742.78
  4. Step 4: Simplify right side
    12,239,025,417.25x = 115,083,411,886,236,631,040
  5. Step 5: Solve for x
    x = 115,083,411,886,236,631,040/12,239,025,417.25
  6. Step 6: Final answer
    x = 9,402,988,225.20

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1.5x scale

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.