Home / 383,314,158.40-574,971,237.60-124,537,820.80

Finding the Fourth Proportional to 383,314,158.40, 574,971,237.60 and 124,537,820.80

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Solution

The fourth proportional to 383,314,158.40, 574,971,237.60 and 124,537,820.80 is: 186,806,731.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,314,158.40 : 574,971,237.60 = 124,537,820.80 : x
  2. Step 2: Convert to fraction form
    383,314,158.40/574,971,237.60 = 124,537,820.80/x
  3. Step 3: Cross multiply
    383,314,158.40x = 574,971,237.60 × 124,537,820.80
  4. Step 4: Simplify right side
    383,314,158.40x = 71,605,664,953,383,024
  5. Step 5: Solve for x
    x = 71,605,664,953,383,024/383,314,158.40
  6. Step 6: Final answer
    x = 186,806,731.20

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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.