Home / 946,733,415.80-1,420,100,123.70-910,453,710.20

Finding the Fourth Proportional to 946,733,415.80, 1,420,100,123.70 and 910,453,710.20

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Solution

The fourth proportional to 946,733,415.80, 1,420,100,123.70 and 910,453,710.20 is: 1,365,680,565.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,733,415.80 : 1,420,100,123.70 = 910,453,710.20 : x
  2. Step 2: Convert to fraction form
    946,733,415.80/1,420,100,123.70 = 910,453,710.20/x
  3. Step 3: Cross multiply
    946,733,415.80x = 1,420,100,123.70 × 910,453,710.20
  4. Step 4: Simplify right side
    946,733,415.80x = 1,292,935,426,478,144,000
  5. Step 5: Solve for x
    x = 1,292,935,426,478,144,000/946,733,415.80
  6. Step 6: Final answer
    x = 1,365,680,565.30

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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.