Home / 383,473,010.70-575,209,516.05-319,700,090.70

Finding the Fourth Proportional to 383,473,010.70, 575,209,516.05 and 319,700,090.70

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Solution

The fourth proportional to 383,473,010.70, 575,209,516.05 and 319,700,090.70 is: 479,550,136.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,473,010.70 : 575,209,516.05 = 319,700,090.70 : x
  2. Step 2: Convert to fraction form
    383,473,010.70/575,209,516.05 = 319,700,090.70/x
  3. Step 3: Cross multiply
    383,473,010.70x = 575,209,516.05 × 319,700,090.70
  4. Step 4: Simplify right side
    383,473,010.70x = 183,894,534,452,688,096
  5. Step 5: Solve for x
    x = 183,894,534,452,688,096/383,473,010.70
  6. Step 6: Final answer
    x = 479,550,136.05

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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.