Home / 1,320,614,831.36-1,822,423,949.96-725,886,601.74

Finding the Fourth Proportional to 1,320,614,831.36, 1,822,423,949.96 and 725,886,601.74

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Solution

The fourth proportional to 1,320,614,831.36, 1,822,423,949.96 and 725,886,601.74 is: 1,001,710,034.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,320,614,831.36 : 1,822,423,949.96 = 725,886,601.74 : x
  2. Step 2: Convert to fraction form
    1,320,614,831.36/1,822,423,949.96 = 725,886,601.74/x
  3. Step 3: Cross multiply
    1,320,614,831.36x = 1,822,423,949.96 × 725,886,601.74
  4. Step 4: Simplify right side
    1,320,614,831.36x = 1,322,873,127,967,867,136
  5. Step 5: Solve for x
    x = 1,322,873,127,967,867,136/1,320,614,831.36
  6. Step 6: Final answer
    x = 1,001,710,034.26

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1.5x scale

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.