Home / 930,096,952.40-1,395,145,428.60-620,160,561.20

Finding the Fourth Proportional to 930,096,952.40, 1,395,145,428.60 and 620,160,561.20

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Solution

The fourth proportional to 930,096,952.40, 1,395,145,428.60 and 620,160,561.20 is: 930,240,841.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,096,952.40 : 1,395,145,428.60 = 620,160,561.20 : x
  2. Step 2: Convert to fraction form
    930,096,952.40/1,395,145,428.60 = 620,160,561.20/x
  3. Step 3: Cross multiply
    930,096,952.40x = 1,395,145,428.60 × 620,160,561.20
  4. Step 4: Simplify right side
    930,096,952.40x = 865,214,171,956,190,592
  5. Step 5: Solve for x
    x = 865,214,171,956,190,592/930,096,952.40
  6. Step 6: Final answer
    x = 930,240,841.80

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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.