Home / 3,640,368,644.40-5,460,552,966.60-3,604,088,938.80

Finding the Fourth Proportional to 3,640,368,644.40, 5,460,552,966.60 and 3,604,088,938.80

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Solution

The fourth proportional to 3,640,368,644.40, 5,460,552,966.60 and 3,604,088,938.80 is: 5,406,133,408.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640,368,644.40 : 5,460,552,966.60 = 3,604,088,938.80 : x
  2. Step 2: Convert to fraction form
    3,640,368,644.40/5,460,552,966.60 = 3,604,088,938.80/x
  3. Step 3: Cross multiply
    3,640,368,644.40x = 5,460,552,966.60 × 3,604,088,938.80
  4. Step 4: Simplify right side
    3,640,368,644.40x = 19,680,318,546,654,588,928
  5. Step 5: Solve for x
    x = 19,680,318,546,654,588,928/3,640,368,644.40
  6. Step 6: Final answer
    x = 5,406,133,408.20

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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.