Home / 1,069,983,555.03-1,471,341,223.41-928,609,334.36

Finding the Fourth Proportional to 1,069,983,555.03, 1,471,341,223.41 and 928,609,334.36

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Solution

The fourth proportional to 1,069,983,555.03, 1,471,341,223.41 and 928,609,334.36 is: 1,276,936,629.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,983,555.03 : 1,471,341,223.41 = 928,609,334.36 : x
  2. Step 2: Convert to fraction form
    1,069,983,555.03/1,471,341,223.41 = 928,609,334.36/x
  3. Step 3: Cross multiply
    1,069,983,555.03x = 1,471,341,223.41 × 928,609,334.36
  4. Step 4: Simplify right side
    1,069,983,555.03x = 1,366,301,194,087,188,224
  5. Step 5: Solve for x
    x = 1,366,301,194,087,188,224/1,069,983,555.03
  6. Step 6: Final answer
    x = 1,276,936,629.23

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Half scale
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.