Home / 4,763,670,656.76-7,140,840,385.08-2,666,171,328.12

Finding the Fourth Proportional to 4,763,670,656.76, 7,140,840,385.08 and 2,666,171,328.12

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Solution

The fourth proportional to 4,763,670,656.76, 7,140,840,385.08 and 2,666,171,328.12 is: 3,996,645,709.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,763,670,656.76 : 7,140,840,385.08 = 2,666,171,328.12 : x
  2. Step 2: Convert to fraction form
    4,763,670,656.76/7,140,840,385.08 = 2,666,171,328.12/x
  3. Step 3: Cross multiply
    4,763,670,656.76x = 7,140,840,385.08 × 2,666,171,328.12
  4. Step 4: Simplify right side
    4,763,670,656.76x = 19,038,703,893,381,672,960
  5. Step 5: Solve for x
    x = 19,038,703,893,381,672,960/4,763,670,656.76
  6. Step 6: Final answer
    x = 3,996,645,709.83

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1.5x scale

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.