Home / 1,297,807,054.41-1,946,710,604.10-315,226,972.80

Finding the Fourth Proportional to 1,297,807,054.41, 1,946,710,604.10 and 315,226,972.80

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Solution

The fourth proportional to 1,297,807,054.41, 1,946,710,604.10 and 315,226,972.80 is: 472,840,464.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,807,054.41 : 1,946,710,604.10 = 315,226,972.80 : x
  2. Step 2: Convert to fraction form
    1,297,807,054.41/1,946,710,604.10 = 315,226,972.80/x
  3. Step 3: Cross multiply
    1,297,807,054.41x = 1,946,710,604.10 × 315,226,972.80
  4. Step 4: Simplify right side
    1,297,807,054.41x = 613,655,690,648,102,272
  5. Step 5: Solve for x
    x = 613,655,690,648,102,272/1,297,807,054.41
  6. Step 6: Final answer
    x = 472,840,464.66

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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.