Home / 347,674,777.40-521,512,166.10-105,349,734.20

Finding the Fourth Proportional to 347,674,777.40, 521,512,166.10 and 105,349,734.20

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Solution

The fourth proportional to 347,674,777.40, 521,512,166.10 and 105,349,734.20 is: 158,024,601.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,674,777.40 : 521,512,166.10 = 105,349,734.20 : x
  2. Step 2: Convert to fraction form
    347,674,777.40/521,512,166.10 = 105,349,734.20/x
  3. Step 3: Cross multiply
    347,674,777.40x = 521,512,166.10 × 105,349,734.20
  4. Step 4: Simplify right side
    347,674,777.40x = 54,941,168,080,701,256
  5. Step 5: Solve for x
    x = 54,941,168,080,701,256/347,674,777.40
  6. Step 6: Final answer
    x = 158,024,601.30

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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.