Home / 193,799,672.90-290,434,088.55-157,967,864.90

Finding the Fourth Proportional to 193,799,672.90, 290,434,088.55 and 157,967,864.90

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Solution

The fourth proportional to 193,799,672.90, 290,434,088.55 and 157,967,864.90 is: 236,735,450.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,799,672.90 : 290,434,088.55 = 157,967,864.90 : x
  2. Step 2: Convert to fraction form
    193,799,672.90/290,434,088.55 = 157,967,864.90/x
  3. Step 3: Cross multiply
    193,799,672.90x = 290,434,088.55 × 157,967,864.90
  4. Step 4: Simplify right side
    193,799,672.90x = 45,879,252,862,421,040
  5. Step 5: Solve for x
    x = 45,879,252,862,421,040/193,799,672.90
  6. Step 6: Final answer
    x = 236,735,450.46

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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.