Home / 3,498,321,831.80-5,249,498,286.90-1,318,852,110.20

Finding the Fourth Proportional to 3,498,321,831.80, 5,249,498,286.90 and 1,318,852,110.20

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Solution

The fourth proportional to 3,498,321,831.80, 5,249,498,286.90 and 1,318,852,110.20 is: 1,979,038,014.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,498,321,831.80 : 5,249,498,286.90 = 1,318,852,110.20 : x
  2. Step 2: Convert to fraction form
    3,498,321,831.80/5,249,498,286.90 = 1,318,852,110.20/x
  3. Step 3: Cross multiply
    3,498,321,831.80x = 5,249,498,286.90 × 1,318,852,110.20
  4. Step 4: Simplify right side
    3,498,321,831.80x = 6,923,311,893,169,349,632
  5. Step 5: Solve for x
    x = 6,923,311,893,169,349,632/3,498,321,831.80
  6. Step 6: Final answer
    x = 1,979,038,014.81

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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.