Home / 552,937,157.48-763,038,707.82-305,413,197.32

Finding the Fourth Proportional to 552,937,157.48, 763,038,707.82 and 305,413,197.32

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Solution

The fourth proportional to 552,937,157.48, 763,038,707.82 and 305,413,197.32 is: 421,462,164.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,937,157.48 : 763,038,707.82 = 305,413,197.32 : x
  2. Step 2: Convert to fraction form
    552,937,157.48/763,038,707.82 = 305,413,197.32/x
  3. Step 3: Cross multiply
    552,937,157.48x = 763,038,707.82 × 305,413,197.32
  4. Step 4: Simplify right side
    552,937,157.48x = 233,042,091,434,227,488
  5. Step 5: Solve for x
    x = 233,042,091,434,227,488/552,937,157.48
  6. Step 6: Final answer
    x = 421,462,164.88

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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.