Home / 259,828,094.98-358,608,971.01-155,417,653.18

Finding the Fourth Proportional to 259,828,094.98, 358,608,971.01 and 155,417,653.18

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Solution

The fourth proportional to 259,828,094.98, 358,608,971.01 and 155,417,653.18 is: 214,503,996.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,828,094.98 : 358,608,971.01 = 155,417,653.18 : x
  2. Step 2: Convert to fraction form
    259,828,094.98/358,608,971.01 = 155,417,653.18/x
  3. Step 3: Cross multiply
    259,828,094.98x = 358,608,971.01 × 155,417,653.18
  4. Step 4: Simplify right side
    259,828,094.98x = 55,734,164,683,668,856
  5. Step 5: Solve for x
    x = 55,734,164,683,668,856/259,828,094.98
  6. Step 6: Final answer
    x = 214,503,996.14

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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.