Home / 153,081,721.34-229,623,495.42-38,066,263.67

Finding the Fourth Proportional to 153,081,721.34, 229,623,495.42 and 38,066,263.67

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Solution

The fourth proportional to 153,081,721.34, 229,623,495.42 and 38,066,263.67 is: 57,099,622.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,081,721.34 : 229,623,495.42 = 38,066,263.67 : x
  2. Step 2: Convert to fraction form
    153,081,721.34/229,623,495.42 = 38,066,263.67/x
  3. Step 3: Cross multiply
    153,081,721.34x = 229,623,495.42 × 38,066,263.67
  4. Step 4: Simplify right side
    153,081,721.34x = 8,740,908,521,987,251
  5. Step 5: Solve for x
    x = 8,740,908,521,987,251/153,081,721.34
  6. Step 6: Final answer
    x = 57,099,622.64

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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.