Home / 10,377,178,520.20-15,565,767,780.30-4,781,104,790.20

Finding the Fourth Proportional to 10,377,178,520.20, 15,565,767,780.30 and 4,781,104,790.20

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Solution

The fourth proportional to 10,377,178,520.20, 15,565,767,780.30 and 4,781,104,790.20 is: 7,171,657,185.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,377,178,520.20 : 15,565,767,780.30 = 4,781,104,790.20 : x
  2. Step 2: Convert to fraction form
    10,377,178,520.20/15,565,767,780.30 = 4,781,104,790.20/x
  3. Step 3: Cross multiply
    10,377,178,520.20x = 15,565,767,780.30 × 4,781,104,790.20
  4. Step 4: Simplify right side
    10,377,178,520.20x = 74,421,566,897,533,140,992
  5. Step 5: Solve for x
    x = 74,421,566,897,533,140,992/10,377,178,520.20
  6. Step 6: Final answer
    x = 7,171,657,185.30

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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.