Home / 29,020,265,831.33-43,510,160,015.81-12,858,397,544.35

Finding the Fourth Proportional to 29,020,265,831.33, 43,510,160,015.81 and 12,858,397,544.35

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Solution

The fourth proportional to 29,020,265,831.33, 43,510,160,015.81 and 12,858,397,544.35 is: 19,278,628,871.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,020,265,831.33 : 43,510,160,015.81 = 12,858,397,544.35 : x
  2. Step 2: Convert to fraction form
    29,020,265,831.33/43,510,160,015.81 = 12,858,397,544.35/x
  3. Step 3: Cross multiply
    29,020,265,831.33x = 43,510,160,015.81 × 12,858,397,544.35
  4. Step 4: Simplify right side
    29,020,265,831.33x = 559,470,934,701,566,853,120
  5. Step 5: Solve for x
    x = 559,470,934,701,566,853,120/29,020,265,831.33
  6. Step 6: Final answer
    x = 19,278,628,871.05

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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.