Home / 245,780,935.60-368,671,403.40-154,608,890.80

Finding the Fourth Proportional to 245,780,935.60, 368,671,403.40 and 154,608,890.80

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Solution

The fourth proportional to 245,780,935.60, 368,671,403.40 and 154,608,890.80 is: 231,913,336.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,780,935.60 : 368,671,403.40 = 154,608,890.80 : x
  2. Step 2: Convert to fraction form
    245,780,935.60/368,671,403.40 = 154,608,890.80/x
  3. Step 3: Cross multiply
    245,780,935.60x = 368,671,403.40 × 154,608,890.80
  4. Step 4: Simplify right side
    245,780,935.60x = 56,999,876,749,353,352
  5. Step 5: Solve for x
    x = 56,999,876,749,353,352/245,780,935.60
  6. Step 6: Final answer
    x = 231,913,336.20

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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.