Home / 1,109,376,021.60-1,664,064,032.40-565,180,437.60

Finding the Fourth Proportional to 1,109,376,021.60, 1,664,064,032.40 and 565,180,437.60

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Solution

The fourth proportional to 1,109,376,021.60, 1,664,064,032.40 and 565,180,437.60 is: 847,770,656.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,376,021.60 : 1,664,064,032.40 = 565,180,437.60 : x
  2. Step 2: Convert to fraction form
    1,109,376,021.60/1,664,064,032.40 = 565,180,437.60/x
  3. Step 3: Cross multiply
    1,109,376,021.60x = 1,664,064,032.40 × 565,180,437.60
  4. Step 4: Simplify right side
    1,109,376,021.60x = 940,496,438,026,252,672
  5. Step 5: Solve for x
    x = 940,496,438,026,252,672/1,109,376,021.60
  6. Step 6: Final answer
    x = 847,770,656.40

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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.