Home / 236,199,269.40-354,298,904.10-139,104,998.70

Finding the Fourth Proportional to 236,199,269.40, 354,298,904.10 and 139,104,998.70

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Solution

The fourth proportional to 236,199,269.40, 354,298,904.10 and 139,104,998.70 is: 208,657,498.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,199,269.40 : 354,298,904.10 = 139,104,998.70 : x
  2. Step 2: Convert to fraction form
    236,199,269.40/354,298,904.10 = 139,104,998.70/x
  3. Step 3: Cross multiply
    236,199,269.40x = 354,298,904.10 × 139,104,998.70
  4. Step 4: Simplify right side
    236,199,269.40x = 49,284,748,594,241,920
  5. Step 5: Solve for x
    x = 49,284,748,594,241,920/236,199,269.40
  6. Step 6: Final answer
    x = 208,657,498.05

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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.