Home / 383,241,835.40-574,862,753.10-210,629,798.60

Finding the Fourth Proportional to 383,241,835.40, 574,862,753.10 and 210,629,798.60

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Solution

The fourth proportional to 383,241,835.40, 574,862,753.10 and 210,629,798.60 is: 315,944,697.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,241,835.40 : 574,862,753.10 = 210,629,798.60 : x
  2. Step 2: Convert to fraction form
    383,241,835.40/574,862,753.10 = 210,629,798.60/x
  3. Step 3: Cross multiply
    383,241,835.40x = 574,862,753.10 × 210,629,798.60
  4. Step 4: Simplify right side
    383,241,835.40x = 121,083,225,908,094,528
  5. Step 5: Solve for x
    x = 121,083,225,908,094,528/383,241,835.40
  6. Step 6: Final answer
    x = 315,944,697.90

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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.