Home / 869,392,088,212.95-1,304,683,821,456.40-303,429,774,739.40

Finding the Fourth Proportional to 869,392,088,212.95, 1,304,683,821,456.40 and 303,429,774,739.40

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Solution

The fourth proportional to 869,392,088,212.95, 1,304,683,821,456.40 and 303,429,774,739.40 is: 455,352,565,796.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,392,088,212.95 : 1,304,683,821,456.40 = 303,429,774,739.40 : x
  2. Step 2: Convert to fraction form
    869,392,088,212.95/1,304,683,821,456.40 = 303,429,774,739.40/x
  3. Step 3: Cross multiply
    869,392,088,212.95x = 1,304,683,821,456.40 × 303,429,774,739.40
  4. Step 4: Simplify right side
    869,392,088,212.95x = 395,879,918,050,655,028,117,504
  5. Step 5: Solve for x
    x = 395,879,918,050,655,028,117,504/869,392,088,212.95
  6. Step 6: Final answer
    x = 455,352,565,796.17

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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.