Home / 145,010,177.57-217,513,136.58-35,835,345.68

Finding the Fourth Proportional to 145,010,177.57, 217,513,136.58 and 35,835,345.68

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Solution

The fourth proportional to 145,010,177.57, 217,513,136.58 and 35,835,345.68 is: 53,752,492.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,010,177.57 : 217,513,136.58 = 35,835,345.68 : x
  2. Step 2: Convert to fraction form
    145,010,177.57/217,513,136.58 = 35,835,345.68/x
  3. Step 3: Cross multiply
    145,010,177.57x = 217,513,136.58 × 35,835,345.68
  4. Step 4: Simplify right side
    145,010,177.57x = 7,794,658,438,197,787
  5. Step 5: Solve for x
    x = 7,794,658,438,197,787/145,010,177.57
  6. Step 6: Final answer
    x = 53,752,492.20

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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.