Home / 366,339,819.60-549,509,729.40-363,788,902.80

Finding the Fourth Proportional to 366,339,819.60, 549,509,729.40 and 363,788,902.80

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Solution

The fourth proportional to 366,339,819.60, 549,509,729.40 and 363,788,902.80 is: 545,683,354.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,339,819.60 : 549,509,729.40 = 363,788,902.80 : x
  2. Step 2: Convert to fraction form
    366,339,819.60/549,509,729.40 = 363,788,902.80/x
  3. Step 3: Cross multiply
    366,339,819.60x = 549,509,729.40 × 363,788,902.80
  4. Step 4: Simplify right side
    366,339,819.60x = 199,905,541,536,350,912
  5. Step 5: Solve for x
    x = 199,905,541,536,350,912/366,339,819.60
  6. Step 6: Final answer
    x = 545,683,354.20

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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.