Home / 728,477,654.85-1,092,716,482.28-496,025,361.45

Finding the Fourth Proportional to 728,477,654.85, 1,092,716,482.28 and 496,025,361.45

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Solution

The fourth proportional to 728,477,654.85, 1,092,716,482.28 and 496,025,361.45 is: 744,038,042.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,477,654.85 : 1,092,716,482.28 = 496,025,361.45 : x
  2. Step 2: Convert to fraction form
    728,477,654.85/1,092,716,482.28 = 496,025,361.45/x
  3. Step 3: Cross multiply
    728,477,654.85x = 1,092,716,482.28 × 496,025,361.45
  4. Step 4: Simplify right side
    728,477,654.85x = 542,015,088,082,829,440
  5. Step 5: Solve for x
    x = 542,015,088,082,829,440/728,477,654.85
  6. Step 6: Final answer
    x = 744,038,042.18

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Double scale
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Similar ratio
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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.