Home / 6,953,313,887.40-10,429,970,831.10-5,320,727,135.40

Finding the Fourth Proportional to 6,953,313,887.40, 10,429,970,831.10 and 5,320,727,135.40

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Solution

The fourth proportional to 6,953,313,887.40, 10,429,970,831.10 and 5,320,727,135.40 is: 7,981,090,703.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,953,313,887.40 : 10,429,970,831.10 = 5,320,727,135.40 : x
  2. Step 2: Convert to fraction form
    6,953,313,887.40/10,429,970,831.10 = 5,320,727,135.40/x
  3. Step 3: Cross multiply
    6,953,313,887.40x = 10,429,970,831.10 × 5,320,727,135.40
  4. Step 4: Simplify right side
    6,953,313,887.40x = 55,495,028,822,464,258,048
  5. Step 5: Solve for x
    x = 55,495,028,822,464,258,048/6,953,313,887.40
  6. Step 6: Final answer
    x = 7,981,090,703.10

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Double scale
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Similar ratio
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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.