Home / 236,103,629.10-354,155,443.65-121,312,373.10

Finding the Fourth Proportional to 236,103,629.10, 354,155,443.65 and 121,312,373.10

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Solution

The fourth proportional to 236,103,629.10, 354,155,443.65 and 121,312,373.10 is: 181,968,559.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,103,629.10 : 354,155,443.65 = 121,312,373.10 : x
  2. Step 2: Convert to fraction form
    236,103,629.10/354,155,443.65 = 121,312,373.10/x
  3. Step 3: Cross multiply
    236,103,629.10x = 354,155,443.65 × 121,312,373.10
  4. Step 4: Simplify right side
    236,103,629.10x = 42,963,437,315,464,824
  5. Step 5: Solve for x
    x = 42,963,437,315,464,824/236,103,629.10
  6. Step 6: Final answer
    x = 181,968,559.65

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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.