Home / 613,089,492.48-847,170,218.85-436,571,032.23

Finding the Fourth Proportional to 613,089,492.48, 847,170,218.85 and 436,571,032.23

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Solution

The fourth proportional to 613,089,492.48, 847,170,218.85 and 436,571,032.23 is: 603,256,101.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,089,492.48 : 847,170,218.85 = 436,571,032.23 : x
  2. Step 2: Convert to fraction form
    613,089,492.48/847,170,218.85 = 436,571,032.23/x
  3. Step 3: Cross multiply
    613,089,492.48x = 847,170,218.85 × 436,571,032.23
  4. Step 4: Simplify right side
    613,089,492.48x = 369,849,976,917,859,520
  5. Step 5: Solve for x
    x = 369,849,976,917,859,520/613,089,492.48
  6. Step 6: Final answer
    x = 603,256,101.20

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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.