Home / 897,828,438,295.28-1,238,993,374,304-486,286,679,313.92

Finding the Fourth Proportional to 897,828,438,295.28, 1,238,993,374,304 and 486,286,679,313.92

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Solution

The fourth proportional to 897,828,438,295.28, 1,238,993,374,304 and 486,286,679,313.92 is: 671,070,271,316.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,828,438,295.28 : 1,238,993,374,304 = 486,286,679,313.92 : x
  2. Step 2: Convert to fraction form
    897,828,438,295.28/1,238,993,374,304 = 486,286,679,313.92/x
  3. Step 3: Cross multiply
    897,828,438,295.28x = 1,238,993,374,304 × 486,286,679,313.92
  4. Step 4: Simplify right side
    897,828,438,295.28x = 602,505,973,682,240,875,397,120
  5. Step 5: Solve for x
    x = 602,505,973,682,240,875,397,120/897,828,438,295.28
  6. Step 6: Final answer
    x = 671,070,271,316.23

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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.