Home / 432,688,607.48-597,316,176.24-289,880,270.12

Finding the Fourth Proportional to 432,688,607.48, 597,316,176.24 and 289,880,270.12

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Solution

The fourth proportional to 432,688,607.48, 597,316,176.24 and 289,880,270.12 is: 400,172,714.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,688,607.48 : 597,316,176.24 = 289,880,270.12 : x
  2. Step 2: Convert to fraction form
    432,688,607.48/597,316,176.24 = 289,880,270.12/x
  3. Step 3: Cross multiply
    432,688,607.48x = 597,316,176.24 × 289,880,270.12
  4. Step 4: Simplify right side
    432,688,607.48x = 173,150,174,515,496,736
  5. Step 5: Solve for x
    x = 173,150,174,515,496,736/432,688,607.48
  6. Step 6: Final answer
    x = 400,172,714.33

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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.