Home / 255,390,089.34-383,085,139.08-61,301,504.51

Finding the Fourth Proportional to 255,390,089.34, 383,085,139.08 and 61,301,504.51

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Solution

The fourth proportional to 255,390,089.34, 383,085,139.08 and 61,301,504.51 is: 91,952,257.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,390,089.34 : 383,085,139.08 = 61,301,504.51 : x
  2. Step 2: Convert to fraction form
    255,390,089.34/383,085,139.08 = 61,301,504.51/x
  3. Step 3: Cross multiply
    255,390,089.34x = 383,085,139.08 × 61,301,504.51
  4. Step 4: Simplify right side
    255,390,089.34x = 23,483,695,379,111,172
  5. Step 5: Solve for x
    x = 23,483,695,379,111,172/255,390,089.34
  6. Step 6: Final answer
    x = 91,952,257.97

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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.