Home / 525,956,553.60-788,934,830.40-510,840,009.60

Finding the Fourth Proportional to 525,956,553.60, 788,934,830.40 and 510,840,009.60

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Solution

The fourth proportional to 525,956,553.60, 788,934,830.40 and 510,840,009.60 is: 766,260,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,956,553.60 : 788,934,830.40 = 510,840,009.60 : x
  2. Step 2: Convert to fraction form
    525,956,553.60/788,934,830.40 = 510,840,009.60/x
  3. Step 3: Cross multiply
    525,956,553.60x = 788,934,830.40 × 510,840,009.60
  4. Step 4: Simplify right side
    525,956,553.60x = 403,019,476,335,310,400
  5. Step 5: Solve for x
    x = 403,019,476,335,310,400/525,956,553.60
  6. Step 6: Final answer
    x = 766,260,014.40

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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.