Home / 531,925,934.40-797,888,901.60-519,981,998.40

Finding the Fourth Proportional to 531,925,934.40, 797,888,901.60 and 519,981,998.40

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Solution

The fourth proportional to 531,925,934.40, 797,888,901.60 and 519,981,998.40 is: 779,972,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,925,934.40 : 797,888,901.60 = 519,981,998.40 : x
  2. Step 2: Convert to fraction form
    531,925,934.40/797,888,901.60 = 519,981,998.40/x
  3. Step 3: Cross multiply
    531,925,934.40x = 797,888,901.60 × 519,981,998.40
  4. Step 4: Simplify right side
    531,925,934.40x = 414,887,865,555,148,928
  5. Step 5: Solve for x
    x = 414,887,865,555,148,928/531,925,934.40
  6. Step 6: Final answer
    x = 779,972,997.60

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Half scale
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Double scale
Find fourth proportional to 531,925,935.40, 797,888,903.10 and 519,981,999.40
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.