Home / 744,963,564.22-1,117,408,200.08-278,590,701.04

Finding the Fourth Proportional to 744,963,564.22, 1,117,408,200.08 and 278,590,701.04

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Solution

The fourth proportional to 744,963,564.22, 1,117,408,200.08 and 278,590,701.04 is: 417,872,160.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,963,564.22 : 1,117,408,200.08 = 278,590,701.04 : x
  2. Step 2: Convert to fraction form
    744,963,564.22/1,117,408,200.08 = 278,590,701.04/x
  3. Step 3: Cross multiply
    744,963,564.22x = 1,117,408,200.08 × 278,590,701.04
  4. Step 4: Simplify right side
    744,963,564.22x = 311,299,533,808,131,776
  5. Step 5: Solve for x
    x = 311,299,533,808,131,776/744,963,564.22
  6. Step 6: Final answer
    x = 417,872,160.14

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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.