Home / 280,973,223.35-421,314,615.48-123,341,721.02

Finding the Fourth Proportional to 280,973,223.35, 421,314,615.48 and 123,341,721.02

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Solution

The fourth proportional to 280,973,223.35, 421,314,615.48 and 123,341,721.02 is: 184,948,833.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,973,223.35 : 421,314,615.48 = 123,341,721.02 : x
  2. Step 2: Convert to fraction form
    280,973,223.35/421,314,615.48 = 123,341,721.02/x
  3. Step 3: Cross multiply
    280,973,223.35x = 421,314,615.48 × 123,341,721.02
  4. Step 4: Simplify right side
    280,973,223.35x = 51,965,669,762,076,160
  5. Step 5: Solve for x
    x = 51,965,669,762,076,160/280,973,223.35
  6. Step 6: Final answer
    x = 184,948,833.00

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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.