Home / 369,207,613.99-509,663,388.69-230,047,130.93

Finding the Fourth Proportional to 369,207,613.99, 509,663,388.69 and 230,047,130.93

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Solution

The fourth proportional to 369,207,613.99, 509,663,388.69 and 230,047,130.93 is: 317,562,790.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,207,613.99 : 509,663,388.69 = 230,047,130.93 : x
  2. Step 2: Convert to fraction form
    369,207,613.99/509,663,388.69 = 230,047,130.93/x
  3. Step 3: Cross multiply
    369,207,613.99x = 509,663,388.69 × 230,047,130.93
  4. Step 4: Simplify right side
    369,207,613.99x = 117,246,600,307,045,680
  5. Step 5: Solve for x
    x = 117,246,600,307,045,680/369,207,613.99
  6. Step 6: Final answer
    x = 317,562,790.87

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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.