Home / 1,592,146,812.40-2,388,220,218.60-815,534,364.40

Finding the Fourth Proportional to 1,592,146,812.40, 2,388,220,218.60 and 815,534,364.40

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Solution

The fourth proportional to 1,592,146,812.40, 2,388,220,218.60 and 815,534,364.40 is: 1,223,301,546.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592,146,812.40 : 2,388,220,218.60 = 815,534,364.40 : x
  2. Step 2: Convert to fraction form
    1,592,146,812.40/2,388,220,218.60 = 815,534,364.40/x
  3. Step 3: Cross multiply
    1,592,146,812.40x = 2,388,220,218.60 × 815,534,364.40
  4. Step 4: Simplify right side
    1,592,146,812.40x = 1,947,675,658,023,180,032
  5. Step 5: Solve for x
    x = 1,947,675,658,023,180,032/1,592,146,812.40
  6. Step 6: Final answer
    x = 1,223,301,546.60

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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.