Home / 1,232,228,644.32-1,700,287,454.72-696,184,719.20

Finding the Fourth Proportional to 1,232,228,644.32, 1,700,287,454.72 and 696,184,719.20

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Solution

The fourth proportional to 1,232,228,644.32, 1,700,287,454.72 and 696,184,719.20 is: 960,628,654.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,228,644.32 : 1,700,287,454.72 = 696,184,719.20 : x
  2. Step 2: Convert to fraction form
    1,232,228,644.32/1,700,287,454.72 = 696,184,719.20/x
  3. Step 3: Cross multiply
    1,232,228,644.32x = 1,700,287,454.72 × 696,184,719.20
  4. Step 4: Simplify right side
    1,232,228,644.32x = 1,183,714,144,223,525,888
  5. Step 5: Solve for x
    x = 1,183,714,144,223,525,888/1,232,228,644.32
  6. Step 6: Final answer
    x = 960,628,654.17

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Double scale
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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.