Home / 1,456,221,728.30-2,184,332,592.45-966,445,702.70

Finding the Fourth Proportional to 1,456,221,728.30, 2,184,332,592.45 and 966,445,702.70

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Solution

The fourth proportional to 1,456,221,728.30, 2,184,332,592.45 and 966,445,702.70 is: 1,449,668,554.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,221,728.30 : 2,184,332,592.45 = 966,445,702.70 : x
  2. Step 2: Convert to fraction form
    1,456,221,728.30/2,184,332,592.45 = 966,445,702.70/x
  3. Step 3: Cross multiply
    1,456,221,728.30x = 2,184,332,592.45 × 966,445,702.70
  4. Step 4: Simplify right side
    1,456,221,728.30x = 2,111,038,847,240,852,992
  5. Step 5: Solve for x
    x = 2,111,038,847,240,852,992/1,456,221,728.30
  6. Step 6: Final answer
    x = 1,449,668,554.05

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