Home / 153,642,106,850.32-212,028,617,650.40-84,116,587,824.44

Finding the Fourth Proportional to 153,642,106,850.32, 212,028,617,650.40 and 84,116,587,824.44

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Solution

The fourth proportional to 153,642,106,850.32, 212,028,617,650.40 and 84,116,587,824.44 is: 116,082,265,490.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,642,106,850.32 : 212,028,617,650.40 = 84,116,587,824.44 : x
  2. Step 2: Convert to fraction form
    153,642,106,850.32/212,028,617,650.40 = 84,116,587,824.44/x
  3. Step 3: Cross multiply
    153,642,106,850.32x = 212,028,617,650.40 × 84,116,587,824.44
  4. Step 4: Simplify right side
    153,642,106,850.32x = 17,835,123,837,884,480,618,496
  5. Step 5: Solve for x
    x = 17,835,123,837,884,480,618,496/153,642,106,850.32
  6. Step 6: Final answer
    x = 116,082,265,490.28

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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.