Home / 248,832,911.30-373,249,366.95-208,522,127.30

Finding the Fourth Proportional to 248,832,911.30, 373,249,366.95 and 208,522,127.30

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Solution

The fourth proportional to 248,832,911.30, 373,249,366.95 and 208,522,127.30 is: 312,783,190.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,832,911.30 : 373,249,366.95 = 208,522,127.30 : x
  2. Step 2: Convert to fraction form
    248,832,911.30/373,249,366.95 = 208,522,127.30/x
  3. Step 3: Cross multiply
    248,832,911.30x = 373,249,366.95 × 208,522,127.30
  4. Step 4: Simplify right side
    248,832,911.30x = 77,830,752,009,792,320
  5. Step 5: Solve for x
    x = 77,830,752,009,792,320/248,832,911.30
  6. Step 6: Final answer
    x = 312,783,190.95

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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.