Home / 13,611,888,941.20-20,417,833,411.80-3,272,172,845.20

Finding the Fourth Proportional to 13,611,888,941.20, 20,417,833,411.80 and 3,272,172,845.20

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Solution

The fourth proportional to 13,611,888,941.20, 20,417,833,411.80 and 3,272,172,845.20 is: 4,908,259,267.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,611,888,941.20 : 20,417,833,411.80 = 3,272,172,845.20 : x
  2. Step 2: Convert to fraction form
    13,611,888,941.20/20,417,833,411.80 = 3,272,172,845.20/x
  3. Step 3: Cross multiply
    13,611,888,941.20x = 20,417,833,411.80 × 3,272,172,845.20
  4. Step 4: Simplify right side
    13,611,888,941.20x = 66,810,680,047,909,224,448
  5. Step 5: Solve for x
    x = 66,810,680,047,909,224,448/13,611,888,941.20
  6. Step 6: Final answer
    x = 4,908,259,267.80

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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.