Home / 31,080,539,831.40-46,620,809,747.10-25,638,583,991.40

Finding the Fourth Proportional to 31,080,539,831.40, 46,620,809,747.10 and 25,638,583,991.40

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Solution

The fourth proportional to 31,080,539,831.40, 46,620,809,747.10 and 25,638,583,991.40 is: 38,457,875,987.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,080,539,831.40 : 46,620,809,747.10 = 25,638,583,991.40 : x
  2. Step 2: Convert to fraction form
    31,080,539,831.40/46,620,809,747.10 = 25,638,583,991.40/x
  3. Step 3: Cross multiply
    31,080,539,831.40x = 46,620,809,747.10 × 25,638,583,991.40
  4. Step 4: Simplify right side
    31,080,539,831.40x = 1,195,291,546,448,103,211,008
  5. Step 5: Solve for x
    x = 1,195,291,546,448,103,211,008/31,080,539,831.40
  6. Step 6: Final answer
    x = 38,457,875,987.10

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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.