Home / 13,443,797,097.86-18,554,066,831.72-7,651,508,813.75

Finding the Fourth Proportional to 13,443,797,097.86, 18,554,066,831.72 and 7,651,508,813.75

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Solution

The fourth proportional to 13,443,797,097.86, 18,554,066,831.72 and 7,651,508,813.75 is: 10,560,008,073.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,443,797,097.86 : 18,554,066,831.72 = 7,651,508,813.75 : x
  2. Step 2: Convert to fraction form
    13,443,797,097.86/18,554,066,831.72 = 7,651,508,813.75/x
  3. Step 3: Cross multiply
    13,443,797,097.86x = 18,554,066,831.72 × 7,651,508,813.75
  4. Step 4: Simplify right side
    13,443,797,097.86x = 141,966,605,893,812,125,696
  5. Step 5: Solve for x
    x = 141,966,605,893,812,125,696/13,443,797,097.86
  6. Step 6: Final answer
    x = 10,560,008,073.64

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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.