Home / 15,360,841,711.03-21,197,848,707.62-8,677,716,831.67

Finding the Fourth Proportional to 15,360,841,711.03, 21,197,848,707.62 and 8,677,716,831.67

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Solution

The fourth proportional to 15,360,841,711.03, 21,197,848,707.62 and 8,677,716,831.67 is: 11,975,185,473.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,360,841,711.03 : 21,197,848,707.62 = 8,677,716,831.67 : x
  2. Step 2: Convert to fraction form
    15,360,841,711.03/21,197,848,707.62 = 8,677,716,831.67/x
  3. Step 3: Cross multiply
    15,360,841,711.03x = 21,197,848,707.62 × 8,677,716,831.67
  4. Step 4: Simplify right side
    15,360,841,711.03x = 183,948,928,525,308,231,680
  5. Step 5: Solve for x
    x = 183,948,928,525,308,231,680/15,360,841,711.03
  6. Step 6: Final answer
    x = 11,975,185,473.93

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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.