Home / 456,737,915.47-630,190,291.41-258,499,406.07

Finding the Fourth Proportional to 456,737,915.47, 630,190,291.41 and 258,499,406.07

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Solution

The fourth proportional to 456,737,915.47, 630,190,291.41 and 258,499,406.07 is: 356,668,037.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,737,915.47 : 630,190,291.41 = 258,499,406.07 : x
  2. Step 2: Convert to fraction form
    456,737,915.47/630,190,291.41 = 258,499,406.07/x
  3. Step 3: Cross multiply
    456,737,915.47x = 630,190,291.41 × 258,499,406.07
  4. Step 4: Simplify right side
    456,737,915.47x = 162,903,816,040,565,216
  5. Step 5: Solve for x
    x = 162,903,816,040,565,216/456,737,915.47
  6. Step 6: Final answer
    x = 356,668,037.67

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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.