Home / 744,963,543.72-1,117,408,170.33-278,590,680.72

Finding the Fourth Proportional to 744,963,543.72, 1,117,408,170.33 and 278,590,680.72

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Solution

The fourth proportional to 744,963,543.72, 1,117,408,170.33 and 278,590,680.72 is: 417,872,130.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,963,543.72 : 1,117,408,170.33 = 278,590,680.72 : x
  2. Step 2: Convert to fraction form
    744,963,543.72/1,117,408,170.33 = 278,590,680.72/x
  3. Step 3: Cross multiply
    744,963,543.72x = 1,117,408,170.33 × 278,590,680.72
  4. Step 4: Simplify right side
    744,963,543.72x = 311,299,502,814,324,416
  5. Step 5: Solve for x
    x = 311,299,502,814,324,416/744,963,543.72
  6. Step 6: Final answer
    x = 417,872,130.04

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