Home / 18,501,433,831.89-27,762,646,762.26-9,992,711,336.76

Finding the Fourth Proportional to 18,501,433,831.89, 27,762,646,762.26 and 9,992,711,336.76

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Solution

The fourth proportional to 18,501,433,831.89, 27,762,646,762.26 and 9,992,711,336.76 is: 14,994,735,951.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,501,433,831.89 : 27,762,646,762.26 = 9,992,711,336.76 : x
  2. Step 2: Convert to fraction form
    18,501,433,831.89/27,762,646,762.26 = 9,992,711,336.76/x
  3. Step 3: Cross multiply
    18,501,433,831.89x = 27,762,646,762.26 × 9,992,711,336.76
  4. Step 4: Simplify right side
    18,501,433,831.89x = 277,424,115,039,698,812,928
  5. Step 5: Solve for x
    x = 277,424,115,039,698,812,928/18,501,433,831.89
  6. Step 6: Final answer
    x = 14,994,735,951.84

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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.