Home / 13,979,244,460.40-19,291,242,709.56-7,635,616,338.80

Finding the Fourth Proportional to 13,979,244,460.40, 19,291,242,709.56 and 7,635,616,338.80

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Solution

The fourth proportional to 13,979,244,460.40, 19,291,242,709.56 and 7,635,616,338.80 is: 10,537,087,926.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,979,244,460.40 : 19,291,242,709.56 = 7,635,616,338.80 : x
  2. Step 2: Convert to fraction form
    13,979,244,460.40/19,291,242,709.56 = 7,635,616,338.80/x
  3. Step 3: Cross multiply
    13,979,244,460.40x = 19,291,242,709.56 × 7,635,616,338.80
  4. Step 4: Simplify right side
    13,979,244,460.40x = 147,300,528,028,872,736,768
  5. Step 5: Solve for x
    x = 147,300,528,028,872,736,768/13,979,244,460.40
  6. Step 6: Final answer
    x = 10,537,087,926.76

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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.