Home / 737,814,969.19-1,018,183,794.63-403,289,688.65

Finding the Fourth Proportional to 737,814,969.19, 1,018,183,794.63 and 403,289,688.65

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Solution

The fourth proportional to 737,814,969.19, 1,018,183,794.63 and 403,289,688.65 is: 556,539,298.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,814,969.19 : 1,018,183,794.63 = 403,289,688.65 : x
  2. Step 2: Convert to fraction form
    737,814,969.19/1,018,183,794.63 = 403,289,688.65/x
  3. Step 3: Cross multiply
    737,814,969.19x = 1,018,183,794.63 × 403,289,688.65
  4. Step 4: Simplify right side
    737,814,969.19x = 410,623,025,527,353,664
  5. Step 5: Solve for x
    x = 410,623,025,527,353,664/737,814,969.19
  6. Step 6: Final answer
    x = 556,539,298.71

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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.