Home / 400,881,036.60-601,321,554.90-352,413,617.40

Finding the Fourth Proportional to 400,881,036.60, 601,321,554.90 and 352,413,617.40

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Solution

The fourth proportional to 400,881,036.60, 601,321,554.90 and 352,413,617.40 is: 528,620,426.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,881,036.60 : 601,321,554.90 = 352,413,617.40 : x
  2. Step 2: Convert to fraction form
    400,881,036.60/601,321,554.90 = 352,413,617.40/x
  3. Step 3: Cross multiply
    400,881,036.60x = 601,321,554.90 × 352,413,617.40
  4. Step 4: Simplify right side
    400,881,036.60x = 211,913,904,382,901,664
  5. Step 5: Solve for x
    x = 211,913,904,382,901,664/400,881,036.60
  6. Step 6: Final answer
    x = 528,620,426.10

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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.