Home / 355,919,835.68-533,685,130.04-282,614,506.72

Finding the Fourth Proportional to 355,919,835.68, 533,685,130.04 and 282,614,506.72

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Solution

The fourth proportional to 355,919,835.68, 533,685,130.04 and 282,614,506.72 is: 423,767,221.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,919,835.68 : 533,685,130.04 = 282,614,506.72 : x
  2. Step 2: Convert to fraction form
    355,919,835.68/533,685,130.04 = 282,614,506.72/x
  3. Step 3: Cross multiply
    355,919,835.68x = 533,685,130.04 × 282,614,506.72
  4. Step 4: Simplify right side
    355,919,835.68x = 150,827,159,770,053,664
  5. Step 5: Solve for x
    x = 150,827,159,770,053,664/355,919,835.68
  6. Step 6: Final answer
    x = 423,767,221.30

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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.