Home / 1,370,693,150.40-2,057,215,456.80-553,392,004.80

Finding the Fourth Proportional to 1,370,693,150.40, 2,057,215,456.80 and 553,392,004.80

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Solution

The fourth proportional to 1,370,693,150.40, 2,057,215,456.80 and 553,392,004.80 is: 830,562,686.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,693,150.40 : 2,057,215,456.80 = 553,392,004.80 : x
  2. Step 2: Convert to fraction form
    1,370,693,150.40/2,057,215,456.80 = 553,392,004.80/x
  3. Step 3: Cross multiply
    1,370,693,150.40x = 2,057,215,456.80 × 553,392,004.80
  4. Step 4: Simplify right side
    1,370,693,150.40x = 1,138,446,585,944,099,712
  5. Step 5: Solve for x
    x = 1,138,446,585,944,099,712/1,370,693,150.40
  6. Step 6: Final answer
    x = 830,562,686.92

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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.