Home / 489,974,681.80-734,962,022.70-183,250,556.20

Finding the Fourth Proportional to 489,974,681.80, 734,962,022.70 and 183,250,556.20

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Solution

The fourth proportional to 489,974,681.80, 734,962,022.70 and 183,250,556.20 is: 274,875,834.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,974,681.80 : 734,962,022.70 = 183,250,556.20 : x
  2. Step 2: Convert to fraction form
    489,974,681.80/734,962,022.70 = 183,250,556.20/x
  3. Step 3: Cross multiply
    489,974,681.80x = 734,962,022.70 × 183,250,556.20
  4. Step 4: Simplify right side
    489,974,681.80x = 134,682,199,445,652,032
  5. Step 5: Solve for x
    x = 134,682,199,445,652,032/489,974,681.80
  6. Step 6: Final answer
    x = 274,875,834.30

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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.