Home / 751,763,641,870.09-1,127,726,160,155.80-321,545,407,549.90

Finding the Fourth Proportional to 751,763,641,870.09, 1,127,726,160,155.80 and 321,545,407,549.90

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Solution

The fourth proportional to 751,763,641,870.09, 1,127,726,160,155.80 and 321,545,407,549.90 is: 482,352,627,309.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,763,641,870.09 : 1,127,726,160,155.80 = 321,545,407,549.90 : x
  2. Step 2: Convert to fraction form
    751,763,641,870.09/1,127,726,160,155.80 = 321,545,407,549.90/x
  3. Step 3: Cross multiply
    751,763,641,870.09x = 1,127,726,160,155.80 × 321,545,407,549.90
  4. Step 4: Simplify right side
    751,763,641,870.09x = 362,615,167,771,980,559,548,416
  5. Step 5: Solve for x
    x = 362,615,167,771,980,559,548,416/751,763,641,870.09
  6. Step 6: Final answer
    x = 482,352,627,309.75

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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.