Home / 347,676,574.40-521,514,861.60-105,351,531.20

Finding the Fourth Proportional to 347,676,574.40, 521,514,861.60 and 105,351,531.20

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Solution

The fourth proportional to 347,676,574.40, 521,514,861.60 and 105,351,531.20 is: 158,027,296.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,676,574.40 : 521,514,861.60 = 105,351,531.20 : x
  2. Step 2: Convert to fraction form
    347,676,574.40/521,514,861.60 = 105,351,531.20/x
  3. Step 3: Cross multiply
    347,676,574.40x = 521,514,861.60 × 105,351,531.20
  4. Step 4: Simplify right side
    347,676,574.40x = 54,942,389,213,116,088
  5. Step 5: Solve for x
    x = 54,942,389,213,116,088/347,676,574.40
  6. Step 6: Final answer
    x = 158,027,296.80

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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.