Home / 517,370,075.11-713,978,233.04-294,346,956.69

Finding the Fourth Proportional to 517,370,075.11, 713,978,233.04 and 294,346,956.69

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Solution

The fourth proportional to 517,370,075.11, 713,978,233.04 and 294,346,956.69 is: 406,203,083.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,370,075.11 : 713,978,233.04 = 294,346,956.69 : x
  2. Step 2: Convert to fraction form
    517,370,075.11/713,978,233.04 = 294,346,956.69/x
  3. Step 3: Cross multiply
    517,370,075.11x = 713,978,233.04 × 294,346,956.69
  4. Step 4: Simplify right side
    517,370,075.11x = 210,157,320,038,963,488
  5. Step 5: Solve for x
    x = 210,157,320,038,963,488/517,370,075.11
  6. Step 6: Final answer
    x = 406,203,083.92

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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.