Home / 236,196,839.10-354,295,258.65-208,455,618.90

Finding the Fourth Proportional to 236,196,839.10, 354,295,258.65 and 208,455,618.90

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Solution

The fourth proportional to 236,196,839.10, 354,295,258.65 and 208,455,618.90 is: 312,683,428.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,196,839.10 : 354,295,258.65 = 208,455,618.90 : x
  2. Step 2: Convert to fraction form
    236,196,839.10/354,295,258.65 = 208,455,618.90/x
  3. Step 3: Cross multiply
    236,196,839.10x = 354,295,258.65 × 208,455,618.90
  4. Step 4: Simplify right side
    236,196,839.10x = 73,854,837,415,221,328
  5. Step 5: Solve for x
    x = 73,854,837,415,221,328/236,196,839.10
  6. Step 6: Final answer
    x = 312,683,428.35

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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.