Home / 1,434,915,025.20-2,152,372,537.80-1,312,471,018.80

Finding the Fourth Proportional to 1,434,915,025.20, 2,152,372,537.80 and 1,312,471,018.80

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Solution

The fourth proportional to 1,434,915,025.20, 2,152,372,537.80 and 1,312,471,018.80 is: 1,968,706,528.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,915,025.20 : 2,152,372,537.80 = 1,312,471,018.80 : x
  2. Step 2: Convert to fraction form
    1,434,915,025.20/2,152,372,537.80 = 1,312,471,018.80/x
  3. Step 3: Cross multiply
    1,434,915,025.20x = 2,152,372,537.80 × 1,312,471,018.80
  4. Step 4: Simplify right side
    1,434,915,025.20x = 2,824,926,577,523,507,712
  5. Step 5: Solve for x
    x = 2,824,926,577,523,507,712/1,434,915,025.20
  6. Step 6: Final answer
    x = 1,968,706,528.20

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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.