Home / 258,974,166.90-388,461,250.35-247,030,230.90

Finding the Fourth Proportional to 258,974,166.90, 388,461,250.35 and 247,030,230.90

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Solution

The fourth proportional to 258,974,166.90, 388,461,250.35 and 247,030,230.90 is: 370,545,346.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,974,166.90 : 388,461,250.35 = 247,030,230.90 : x
  2. Step 2: Convert to fraction form
    258,974,166.90/388,461,250.35 = 247,030,230.90/x
  3. Step 3: Cross multiply
    258,974,166.90x = 388,461,250.35 × 247,030,230.90
  4. Step 4: Simplify right side
    258,974,166.90x = 95,961,672,369,663,216
  5. Step 5: Solve for x
    x = 95,961,672,369,663,216/258,974,166.90
  6. Step 6: Final answer
    x = 370,545,346.35

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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.