Home / 1,533,025,624.67-2,299,556,746.81-427,563,222.38

Finding the Fourth Proportional to 1,533,025,624.67, 2,299,556,746.81 and 427,563,222.38

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Solution

The fourth proportional to 1,533,025,624.67, 2,299,556,746.81 and 427,563,222.38 is: 641,349,940.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,025,624.67 : 2,299,556,746.81 = 427,563,222.38 : x
  2. Step 2: Convert to fraction form
    1,533,025,624.67/2,299,556,746.81 = 427,563,222.38/x
  3. Step 3: Cross multiply
    1,533,025,624.67x = 2,299,556,746.81 × 427,563,222.38
  4. Step 4: Simplify right side
    1,533,025,624.67x = 983,205,892,721,184,000
  5. Step 5: Solve for x
    x = 983,205,892,721,184,000/1,533,025,624.67
  6. Step 6: Final answer
    x = 641,349,940.21

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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.