Home / 2,778,062,384.52-4,167,912,166.67-1,119,115,994.90

Finding the Fourth Proportional to 2,778,062,384.52, 4,167,912,166.67 and 1,119,115,994.90

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Solution

The fourth proportional to 2,778,062,384.52, 4,167,912,166.67 and 1,119,115,994.90 is: 1,679,003,753.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,062,384.52 : 4,167,912,166.67 = 1,119,115,994.90 : x
  2. Step 2: Convert to fraction form
    2,778,062,384.52/4,167,912,166.67 = 1,119,115,994.90/x
  3. Step 3: Cross multiply
    2,778,062,384.52x = 4,167,912,166.67 × 1,119,115,994.90
  4. Step 4: Simplify right side
    2,778,062,384.52x = 4,664,377,171,036,417,024
  5. Step 5: Solve for x
    x = 4,664,377,171,036,417,024/2,778,062,384.52
  6. Step 6: Final answer
    x = 1,679,003,753.49

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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.