Home / 506,355,324.60-759,532,986.90-459,494,038.20

Finding the Fourth Proportional to 506,355,324.60, 759,532,986.90 and 459,494,038.20

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Solution

The fourth proportional to 506,355,324.60, 759,532,986.90 and 459,494,038.20 is: 689,241,057.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,355,324.60 : 759,532,986.90 = 459,494,038.20 : x
  2. Step 2: Convert to fraction form
    506,355,324.60/759,532,986.90 = 459,494,038.20/x
  3. Step 3: Cross multiply
    506,355,324.60x = 759,532,986.90 × 459,494,038.20
  4. Step 4: Simplify right side
    506,355,324.60x = 349,000,879,296,788,672
  5. Step 5: Solve for x
    x = 349,000,879,296,788,672/506,355,324.60
  6. Step 6: Final answer
    x = 689,241,057.30

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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.