Home / 19,688,945,860.32-29,533,494,520.86-4,766,087,009.01

Finding the Fourth Proportional to 19,688,945,860.32, 29,533,494,520.86 and 4,766,087,009.01

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Solution

The fourth proportional to 19,688,945,860.32, 29,533,494,520.86 and 4,766,087,009.01 is: 7,149,148,845.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,688,945,860.32 : 29,533,494,520.86 = 4,766,087,009.01 : x
  2. Step 2: Convert to fraction form
    19,688,945,860.32/29,533,494,520.86 = 4,766,087,009.01/x
  3. Step 3: Cross multiply
    19,688,945,860.32x = 29,533,494,520.86 × 4,766,087,009.01
  4. Step 4: Simplify right side
    19,688,945,860.32x = 140,759,204,566,538,862,592
  5. Step 5: Solve for x
    x = 140,759,204,566,538,862,592/19,688,945,860.32
  6. Step 6: Final answer
    x = 7,149,148,845.51

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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.