Home / 198,781,886,002.62-298,214,711,313.21-64,465,902,913.26

Finding the Fourth Proportional to 198,781,886,002.62, 298,214,711,313.21 and 64,465,902,913.26

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Solution

The fourth proportional to 198,781,886,002.62, 298,214,711,313.21 and 64,465,902,913.26 is: 96,712,437,000.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,781,886,002.62 : 298,214,711,313.21 = 64,465,902,913.26 : x
  2. Step 2: Convert to fraction form
    198,781,886,002.62/298,214,711,313.21 = 64,465,902,913.26/x
  3. Step 3: Cross multiply
    198,781,886,002.62x = 298,214,711,313.21 × 64,465,902,913.26
  4. Step 4: Simplify right side
    198,781,886,002.62x = 19,224,680,626,823,257,653,248
  5. Step 5: Solve for x
    x = 19,224,680,626,823,257,653,248/198,781,886,002.62
  6. Step 6: Final answer
    x = 96,712,437,000.27

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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.