Home / 869,392,088,215.95-1,304,683,821,460.90-303,429,774,742.40

Finding the Fourth Proportional to 869,392,088,215.95, 1,304,683,821,460.90 and 303,429,774,742.40

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Solution

The fourth proportional to 869,392,088,215.95, 1,304,683,821,460.90 and 303,429,774,742.40 is: 455,352,565,800.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,392,088,215.95 : 1,304,683,821,460.90 = 303,429,774,742.40 : x
  2. Step 2: Convert to fraction form
    869,392,088,215.95/1,304,683,821,460.90 = 303,429,774,742.40/x
  3. Step 3: Cross multiply
    869,392,088,215.95x = 1,304,683,821,460.90 × 303,429,774,742.40
  4. Step 4: Simplify right side
    869,392,088,215.95x = 395,879,918,055,934,482,448,384
  5. Step 5: Solve for x
    x = 395,879,918,055,934,482,448,384/869,392,088,215.95
  6. Step 6: Final answer
    x = 455,352,565,800.67

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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.