Home / 489,433,428-734,150,150.30-166,317,300

Finding the Fourth Proportional to 489,433,428, 734,150,150.30 and 166,317,300

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Solution

The fourth proportional to 489,433,428, 734,150,150.30 and 166,317,300 is: 249,475,952.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,433,428 : 734,150,150.30 = 166,317,300 : x
  2. Step 2: Convert to fraction form
    489,433,428/734,150,150.30 = 166,317,300/x
  3. Step 3: Cross multiply
    489,433,428x = 734,150,150.30 × 166,317,300
  4. Step 4: Simplify right side
    489,433,428x = 122,101,870,792,905,984
  5. Step 5: Solve for x
    x = 122,101,870,792,905,984/489,433,428
  6. Step 6: Final answer
    x = 249,475,952.82

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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.