Home / 1,325,406,804,693.30-1,829,106,520,396.40-769,168,865,751.78

Finding the Fourth Proportional to 1,325,406,804,693.30, 1,829,106,520,396.40 and 769,168,865,751.78

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Solution

The fourth proportional to 1,325,406,804,693.30, 1,829,106,520,396.40 and 769,168,865,751.78 is: 1,061,479,224,831.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,406,804,693.30 : 1,829,106,520,396.40 = 769,168,865,751.78 : x
  2. Step 2: Convert to fraction form
    1,325,406,804,693.30/1,829,106,520,396.40 = 769,168,865,751.78/x
  3. Step 3: Cross multiply
    1,325,406,804,693.30x = 1,829,106,520,396.40 × 769,168,865,751.78
  4. Step 4: Simplify right side
    1,325,406,804,693.30x = 1,406,891,787,632,483,963,502,592
  5. Step 5: Solve for x
    x = 1,406,891,787,632,483,963,502,592/1,325,406,804,693.30
  6. Step 6: Final answer
    x = 1,061,479,224,831.68

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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.