Home / 363,832,390.80-545,748,586.20-306,436,762.80

Finding the Fourth Proportional to 363,832,390.80, 545,748,586.20 and 306,436,762.80

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Solution

The fourth proportional to 363,832,390.80, 545,748,586.20 and 306,436,762.80 is: 459,655,144.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,832,390.80 : 545,748,586.20 = 306,436,762.80 : x
  2. Step 2: Convert to fraction form
    363,832,390.80/545,748,586.20 = 306,436,762.80/x
  3. Step 3: Cross multiply
    363,832,390.80x = 545,748,586.20 × 306,436,762.80
  4. Step 4: Simplify right side
    363,832,390.80x = 167,237,430,057,804,768
  5. Step 5: Solve for x
    x = 167,237,430,057,804,768/363,832,390.80
  6. Step 6: Final answer
    x = 459,655,144.20

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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.