Home / 25,368,648,684.63-37,995,007,871.33-12,113,191,186.80

Finding the Fourth Proportional to 25,368,648,684.63, 37,995,007,871.33 and 12,113,191,186.80

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Solution

The fourth proportional to 25,368,648,684.63, 37,995,007,871.33 and 12,113,191,186.80 is: 18,142,109,191.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,368,648,684.63 : 37,995,007,871.33 = 12,113,191,186.80 : x
  2. Step 2: Convert to fraction form
    25,368,648,684.63/37,995,007,871.33 = 12,113,191,186.80/x
  3. Step 3: Cross multiply
    25,368,648,684.63x = 37,995,007,871.33 × 12,113,191,186.80
  4. Step 4: Simplify right side
    25,368,648,684.63x = 460,240,794,489,391,153,152
  5. Step 5: Solve for x
    x = 460,240,794,489,391,153,152/25,368,648,684.63
  6. Step 6: Final answer
    x = 18,142,109,191.97

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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.