Home / 613,089,483.45-847,170,205.74-436,571,022.93

Finding the Fourth Proportional to 613,089,483.45, 847,170,205.74 and 436,571,022.93

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Solution

The fourth proportional to 613,089,483.45, 847,170,205.74 and 436,571,022.93 is: 603,256,087.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,089,483.45 : 847,170,205.74 = 436,571,022.93 : x
  2. Step 2: Convert to fraction form
    613,089,483.45/847,170,205.74 = 436,571,022.93/x
  3. Step 3: Cross multiply
    613,089,483.45x = 847,170,205.74 × 436,571,022.93
  4. Step 4: Simplify right side
    613,089,483.45x = 369,849,963,315,730,368
  5. Step 5: Solve for x
    x = 369,849,963,315,730,368/613,089,483.45
  6. Step 6: Final answer
    x = 603,256,087.90

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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.