Home / 349,971,787,100.07-483,038,761,513.91-212,765,458,771.01

Finding the Fourth Proportional to 349,971,787,100.07, 483,038,761,513.91 and 212,765,458,771.01

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Solution

The fourth proportional to 349,971,787,100.07, 483,038,761,513.91 and 212,765,458,771.01 is: 293,663,567,995.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,971,787,100.07 : 483,038,761,513.91 = 212,765,458,771.01 : x
  2. Step 2: Convert to fraction form
    349,971,787,100.07/483,038,761,513.91 = 212,765,458,771.01/x
  3. Step 3: Cross multiply
    349,971,787,100.07x = 483,038,761,513.91 × 212,765,458,771.01
  4. Step 4: Simplify right side
    349,971,787,100.07x = 102,773,963,697,687,550,230,528
  5. Step 5: Solve for x
    x = 102,773,963,697,687,550,230,528/349,971,787,100.07
  6. Step 6: Final answer
    x = 293,663,567,995.84

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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.