Home / 1,634,454,590.70-2,255,595,188.67-891,946,512.30

Finding the Fourth Proportional to 1,634,454,590.70, 2,255,595,188.67 and 891,946,512.30

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Solution

The fourth proportional to 1,634,454,590.70, 2,255,595,188.67 and 891,946,512.30 is: 1,230,912,301.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634,454,590.70 : 2,255,595,188.67 = 891,946,512.30 : x
  2. Step 2: Convert to fraction form
    1,634,454,590.70/2,255,595,188.67 = 891,946,512.30/x
  3. Step 3: Cross multiply
    1,634,454,590.70x = 2,255,595,188.67 × 891,946,512.30
  4. Step 4: Simplify right side
    1,634,454,590.70x = 2,011,870,261,694,866,944
  5. Step 5: Solve for x
    x = 2,011,870,261,694,866,944/1,634,454,590.70
  6. Step 6: Final answer
    x = 1,230,912,301.35

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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.