Home / 243,591,602.40-365,387,403.60-71,085,853.80

Finding the Fourth Proportional to 243,591,602.40, 365,387,403.60 and 71,085,853.80

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Solution

The fourth proportional to 243,591,602.40, 365,387,403.60 and 71,085,853.80 is: 106,628,780.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,591,602.40 : 365,387,403.60 = 71,085,853.80 : x
  2. Step 2: Convert to fraction form
    243,591,602.40/365,387,403.60 = 71,085,853.80/x
  3. Step 3: Cross multiply
    243,591,602.40x = 365,387,403.60 × 71,085,853.80
  4. Step 4: Simplify right side
    243,591,602.40x = 25,973,875,552,671,196
  5. Step 5: Solve for x
    x = 25,973,875,552,671,196/243,591,602.40
  6. Step 6: Final answer
    x = 106,628,780.70

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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.