Home / 156,789,029.46-216,280,614.93-94,048,433.61

Finding the Fourth Proportional to 156,789,029.46, 216,280,614.93 and 94,048,433.61

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Solution

The fourth proportional to 156,789,029.46, 216,280,614.93 and 94,048,433.61 is: 129,733,905.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,789,029.46 : 216,280,614.93 = 94,048,433.61 : x
  2. Step 2: Convert to fraction form
    156,789,029.46/216,280,614.93 = 94,048,433.61/x
  3. Step 3: Cross multiply
    156,789,029.46x = 216,280,614.93 × 94,048,433.61
  4. Step 4: Simplify right side
    156,789,029.46x = 20,340,853,054,374,080
  5. Step 5: Solve for x
    x = 20,340,853,054,374,080/156,789,029.46
  6. Step 6: Final answer
    x = 129,733,905.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.