Home / 336,671,225.40-464,927,147.82-318,329,531.16

Finding the Fourth Proportional to 336,671,225.40, 464,927,147.82 and 318,329,531.16

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Solution

The fourth proportional to 336,671,225.40, 464,927,147.82 and 318,329,531.16 is: 439,598,129.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,671,225.40 : 464,927,147.82 = 318,329,531.16 : x
  2. Step 2: Convert to fraction form
    336,671,225.40/464,927,147.82 = 318,329,531.16/x
  3. Step 3: Cross multiply
    336,671,225.40x = 464,927,147.82 × 318,329,531.16
  4. Step 4: Simplify right side
    336,671,225.40x = 148,000,040,989,096,640
  5. Step 5: Solve for x
    x = 148,000,040,989,096,640/336,671,225.40
  6. Step 6: Final answer
    x = 439,598,129.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.