Home / 236,196,306.40-354,294,459.60-213,521,490.40

Finding the Fourth Proportional to 236,196,306.40, 354,294,459.60 and 213,521,490.40

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Solution

The fourth proportional to 236,196,306.40, 354,294,459.60 and 213,521,490.40 is: 320,282,235.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,196,306.40 : 354,294,459.60 = 213,521,490.40 : x
  2. Step 2: Convert to fraction form
    236,196,306.40/354,294,459.60 = 213,521,490.40/x
  3. Step 3: Cross multiply
    236,196,306.40x = 354,294,459.60 × 213,521,490.40
  4. Step 4: Simplify right side
    236,196,306.40x = 75,649,481,054,254,592
  5. Step 5: Solve for x
    x = 75,649,481,054,254,592/236,196,306.40
  6. Step 6: Final answer
    x = 320,282,235.60

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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.