Home / 637,260,343.32-955,992,665.90-268,849,561.93

Finding the Fourth Proportional to 637,260,343.32, 955,992,665.90 and 268,849,561.93

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Solution

The fourth proportional to 637,260,343.32, 955,992,665.90 and 268,849,561.93 is: 403,317,438.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,260,343.32 : 955,992,665.90 = 268,849,561.93 : x
  2. Step 2: Convert to fraction form
    637,260,343.32/955,992,665.90 = 268,849,561.93/x
  3. Step 3: Cross multiply
    637,260,343.32x = 955,992,665.90 × 268,849,561.93
  4. Step 4: Simplify right side
    637,260,343.32x = 257,018,209,436,366,752
  5. Step 5: Solve for x
    x = 257,018,209,436,366,752/637,260,343.32
  6. Step 6: Final answer
    x = 403,317,438.67

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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.