Home / 341,648,750.40-512,473,125.60-338,463,700.80

Finding the Fourth Proportional to 341,648,750.40, 512,473,125.60 and 338,463,700.80

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Solution

The fourth proportional to 341,648,750.40, 512,473,125.60 and 338,463,700.80 is: 507,695,551.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,648,750.40 : 512,473,125.60 = 338,463,700.80 : x
  2. Step 2: Convert to fraction form
    341,648,750.40/512,473,125.60 = 338,463,700.80/x
  3. Step 3: Cross multiply
    341,648,750.40x = 512,473,125.60 × 338,463,700.80
  4. Step 4: Simplify right side
    341,648,750.40x = 173,453,550,651,119,232
  5. Step 5: Solve for x
    x = 173,453,550,651,119,232/341,648,750.40
  6. Step 6: Final answer
    x = 507,695,551.20

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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.