Home / 1,872,407,268.47-2,808,741,957.54-751,930,756.05

Finding the Fourth Proportional to 1,872,407,268.47, 2,808,741,957.54 and 751,930,756.05

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Solution

The fourth proportional to 1,872,407,268.47, 2,808,741,957.54 and 751,930,756.05 is: 1,127,948,763.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,407,268.47 : 2,808,741,957.54 = 751,930,756.05 : x
  2. Step 2: Convert to fraction form
    1,872,407,268.47/2,808,741,957.54 = 751,930,756.05/x
  3. Step 3: Cross multiply
    1,872,407,268.47x = 2,808,741,957.54 × 751,930,756.05
  4. Step 4: Simplify right side
    1,872,407,268.47x = 2,111,979,463,690,160,128
  5. Step 5: Solve for x
    x = 2,111,979,463,690,160,128/1,872,407,268.47
  6. Step 6: Final answer
    x = 1,127,948,763.74

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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.