Home / 468,543,095.54-702,673,144.32-140,931,640.16

Finding the Fourth Proportional to 468,543,095.54, 702,673,144.32 and 140,931,640.16

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Solution

The fourth proportional to 468,543,095.54, 702,673,144.32 and 140,931,640.16 is: 211,354,899.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,543,095.54 : 702,673,144.32 = 140,931,640.16 : x
  2. Step 2: Convert to fraction form
    468,543,095.54/702,673,144.32 = 140,931,640.16/x
  3. Step 3: Cross multiply
    468,543,095.54x = 702,673,144.32 × 140,931,640.16
  4. Step 4: Simplify right side
    468,543,095.54x = 99,028,878,725,402,000
  5. Step 5: Solve for x
    x = 99,028,878,725,402,000/468,543,095.54
  6. Step 6: Final answer
    x = 211,354,899.19

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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.