Home / 1,263,710,394.48-1,895,824,124.28-434,556,353.87

Finding the Fourth Proportional to 1,263,710,394.48, 1,895,824,124.28 and 434,556,353.87

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Solution

The fourth proportional to 1,263,710,394.48, 1,895,824,124.28 and 434,556,353.87 is: 651,923,433.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,710,394.48 : 1,895,824,124.28 = 434,556,353.87 : x
  2. Step 2: Convert to fraction form
    1,263,710,394.48/1,895,824,124.28 = 434,556,353.87/x
  3. Step 3: Cross multiply
    1,263,710,394.48x = 1,895,824,124.28 × 434,556,353.87
  4. Step 4: Simplify right side
    1,263,710,394.48x = 823,842,419,025,902,592
  5. Step 5: Solve for x
    x = 823,842,419,025,902,592/1,263,710,394.48
  6. Step 6: Final answer
    x = 651,923,433.27

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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.