Home / 1,609,632,107.40-2,414,224,212.30-519,225,400.20

Finding the Fourth Proportional to 1,609,632,107.40, 2,414,224,212.30 and 519,225,400.20

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Solution

The fourth proportional to 1,609,632,107.40, 2,414,224,212.30 and 519,225,400.20 is: 778,765,860.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,632,107.40 : 2,414,224,212.30 = 519,225,400.20 : x
  2. Step 2: Convert to fraction form
    1,609,632,107.40/2,414,224,212.30 = 519,225,400.20/x
  3. Step 3: Cross multiply
    1,609,632,107.40x = 2,414,224,212.30 × 519,225,400.20
  4. Step 4: Simplify right side
    1,609,632,107.40x = 1,253,526,532,803,997,440
  5. Step 5: Solve for x
    x = 1,253,526,532,803,997,440/1,609,632,107.40
  6. Step 6: Final answer
    x = 778,765,860.25

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Double scale
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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.