Home / 285,088,152.35-427,695,214.13-103,330,606.43

Finding the Fourth Proportional to 285,088,152.35, 427,695,214.13 and 103,330,606.43

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Solution

The fourth proportional to 285,088,152.35, 427,695,214.13 and 103,330,606.43 is: 155,018,738.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,088,152.35 : 427,695,214.13 = 103,330,606.43 : x
  2. Step 2: Convert to fraction form
    285,088,152.35/427,695,214.13 = 103,330,606.43/x
  3. Step 3: Cross multiply
    285,088,152.35x = 427,695,214.13 × 103,330,606.43
  4. Step 4: Simplify right side
    285,088,152.35x = 44,194,005,840,606,472
  5. Step 5: Solve for x
    x = 44,194,005,840,606,472/285,088,152.35
  6. Step 6: Final answer
    x = 155,018,738.86

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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.