Home / 248,880,047.20-373,320,070.80-157,047,042.40

Finding the Fourth Proportional to 248,880,047.20, 373,320,070.80 and 157,047,042.40

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Solution

The fourth proportional to 248,880,047.20, 373,320,070.80 and 157,047,042.40 is: 235,570,563.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,880,047.20 : 373,320,070.80 = 157,047,042.40 : x
  2. Step 2: Convert to fraction form
    248,880,047.20/373,320,070.80 = 157,047,042.40/x
  3. Step 3: Cross multiply
    248,880,047.20x = 373,320,070.80 × 157,047,042.40
  4. Step 4: Simplify right side
    248,880,047.20x = 58,628,812,987,698,608
  5. Step 5: Solve for x
    x = 58,628,812,987,698,608/248,880,047.20
  6. Step 6: Final answer
    x = 235,570,563.60

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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.