Home / 13,254,294,433.86-18,291,315,045.87-7,233,188,604.12

Finding the Fourth Proportional to 13,254,294,433.86, 18,291,315,045.87 and 7,233,188,604.12

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Solution

The fourth proportional to 13,254,294,433.86, 18,291,315,045.87 and 7,233,188,604.12 is: 9,982,012,411.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,254,294,433.86 : 18,291,315,045.87 = 7,233,188,604.12 : x
  2. Step 2: Convert to fraction form
    13,254,294,433.86/18,291,315,045.87 = 7,233,188,604.12/x
  3. Step 3: Cross multiply
    13,254,294,433.86x = 18,291,315,045.87 × 7,233,188,604.12
  4. Step 4: Simplify right side
    13,254,294,433.86x = 132,304,531,544,155,570,176
  5. Step 5: Solve for x
    x = 132,304,531,544,155,570,176/13,254,294,433.86
  6. Step 6: Final answer
    x = 9,982,012,411.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.