Home / 1,444,724,852.78-1,993,598,527.95-800,997,963.84

Finding the Fourth Proportional to 1,444,724,852.78, 1,993,598,527.95 and 800,997,963.84

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Solution

The fourth proportional to 1,444,724,852.78, 1,993,598,527.95 and 800,997,963.84 is: 1,105,309,677.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,724,852.78 : 1,993,598,527.95 = 800,997,963.84 : x
  2. Step 2: Convert to fraction form
    1,444,724,852.78/1,993,598,527.95 = 800,997,963.84/x
  3. Step 3: Cross multiply
    1,444,724,852.78x = 1,993,598,527.95 × 800,997,963.84
  4. Step 4: Simplify right side
    1,444,724,852.78x = 1,596,868,361,602,371,328
  5. Step 5: Solve for x
    x = 1,596,868,361,602,371,328/1,444,724,852.78
  6. Step 6: Final answer
    x = 1,105,309,677.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.