Home / 432,158,746.25-648,341,245.98-141,026,410.68

Finding the Fourth Proportional to 432,158,746.25, 648,341,245.98 and 141,026,410.68

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Solution

The fourth proportional to 432,158,746.25, 648,341,245.98 and 141,026,410.68 is: 211,573,269.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,158,746.25 : 648,341,245.98 = 141,026,410.68 : x
  2. Step 2: Convert to fraction form
    432,158,746.25/648,341,245.98 = 141,026,410.68/x
  3. Step 3: Cross multiply
    432,158,746.25x = 648,341,245.98 × 141,026,410.68
  4. Step 4: Simplify right side
    432,158,746.25x = 91,433,238,816,358,384
  5. Step 5: Solve for x
    x = 91,433,238,816,358,384/432,158,746.25
  6. Step 6: Final answer
    x = 211,573,269.34

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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.