Home / 315,300,081.03-435,026,740.53-181,330,693.98

Finding the Fourth Proportional to 315,300,081.03, 435,026,740.53 and 181,330,693.98

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Solution

The fourth proportional to 315,300,081.03, 435,026,740.53 and 181,330,693.98 is: 250,186,110.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,300,081.03 : 435,026,740.53 = 181,330,693.98 : x
  2. Step 2: Convert to fraction form
    315,300,081.03/435,026,740.53 = 181,330,693.98/x
  3. Step 3: Cross multiply
    315,300,081.03x = 435,026,740.53 × 181,330,693.98
  4. Step 4: Simplify right side
    315,300,081.03x = 78,883,700,760,162,288
  5. Step 5: Solve for x
    x = 78,883,700,760,162,288/315,300,081.03
  6. Step 6: Final answer
    x = 250,186,110.01

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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.