Home / 248,832,904.30-373,249,356.45-208,522,120.30

Finding the Fourth Proportional to 248,832,904.30, 373,249,356.45 and 208,522,120.30

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Solution

The fourth proportional to 248,832,904.30, 373,249,356.45 and 208,522,120.30 is: 312,783,180.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,832,904.30 : 373,249,356.45 = 208,522,120.30 : x
  2. Step 2: Convert to fraction form
    248,832,904.30/373,249,356.45 = 208,522,120.30/x
  3. Step 3: Cross multiply
    248,832,904.30x = 373,249,356.45 × 208,522,120.30
  4. Step 4: Simplify right side
    248,832,904.30x = 77,830,747,207,564,480
  5. Step 5: Solve for x
    x = 77,830,747,207,564,480/248,832,904.30
  6. Step 6: Final answer
    x = 312,783,180.45

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1.5x scale

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.