Home / 1,036,357,147.20-1,430,170,789.50-590,320,341.48

Finding the Fourth Proportional to 1,036,357,147.20, 1,430,170,789.50 and 590,320,341.48

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Solution

The fourth proportional to 1,036,357,147.20, 1,430,170,789.50 and 590,320,341.48 is: 814,640,890.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,357,147.20 : 1,430,170,789.50 = 590,320,341.48 : x
  2. Step 2: Convert to fraction form
    1,036,357,147.20/1,430,170,789.50 = 590,320,341.48/x
  3. Step 3: Cross multiply
    1,036,357,147.20x = 1,430,170,789.50 × 590,320,341.48
  4. Step 4: Simplify right side
    1,036,357,147.20x = 844,258,908,832,361,216
  5. Step 5: Solve for x
    x = 844,258,908,832,361,216/1,036,357,147.20
  6. Step 6: Final answer
    x = 814,640,890.08

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.