Home / 611,569,856.35-917,354,784.53-382,246,285.15

Finding the Fourth Proportional to 611,569,856.35, 917,354,784.53 and 382,246,285.15

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Solution

The fourth proportional to 611,569,856.35, 917,354,784.53 and 382,246,285.15 is: 573,369,427.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,569,856.35 : 917,354,784.53 = 382,246,285.15 : x
  2. Step 2: Convert to fraction form
    611,569,856.35/917,354,784.53 = 382,246,285.15/x
  3. Step 3: Cross multiply
    611,569,856.35x = 917,354,784.53 × 382,246,285.15
  4. Step 4: Simplify right side
    611,569,856.35x = 350,655,458,549,259,904
  5. Step 5: Solve for x
    x = 350,655,458,549,259,904/611,569,856.35
  6. Step 6: Final answer
    x = 573,369,427.73

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Double scale
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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.