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Finding the Fourth Proportional to 965,798,734.60, 1,448,698,101.90 and 352,179,022.60

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Solution

The fourth proportional to 965,798,734.60, 1,448,698,101.90 and 352,179,022.60 is: 528,268,533.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,798,734.60 : 1,448,698,101.90 = 352,179,022.60 : x
  2. Step 2: Convert to fraction form
    965,798,734.60/1,448,698,101.90 = 352,179,022.60/x
  3. Step 3: Cross multiply
    965,798,734.60x = 1,448,698,101.90 × 352,179,022.60
  4. Step 4: Simplify right side
    965,798,734.60x = 510,201,081,569,617,280
  5. Step 5: Solve for x
    x = 510,201,081,569,617,280/965,798,734.60
  6. Step 6: Final answer
    x = 528,268,533.90

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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.