Home / 83,242,618,911.64-114,874,899,115.68-45,180,833,756.28

Finding the Fourth Proportional to 83,242,618,911.64, 114,874,899,115.68 and 45,180,833,756.28

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Solution

The fourth proportional to 83,242,618,911.64, 114,874,899,115.68 and 45,180,833,756.28 is: 62,349,596,727.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,242,618,911.64 : 114,874,899,115.68 = 45,180,833,756.28 : x
  2. Step 2: Convert to fraction form
    83,242,618,911.64/114,874,899,115.68 = 45,180,833,756.28/x
  3. Step 3: Cross multiply
    83,242,618,911.64x = 114,874,899,115.68 × 45,180,833,756.28
  4. Step 4: Simplify right side
    83,242,618,911.64x = 5,190,143,719,714,973,548,544
  5. Step 5: Solve for x
    x = 5,190,143,719,714,973,548,544/83,242,618,911.64
  6. Step 6: Final answer
    x = 62,349,596,727.90

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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.