Home / 468,141,018.74-646,034,594.10-259,310,613.50

Finding the Fourth Proportional to 468,141,018.74, 646,034,594.10 and 259,310,613.50

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Solution

The fourth proportional to 468,141,018.74, 646,034,594.10 and 259,310,613.50 is: 357,848,640.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,141,018.74 : 646,034,594.10 = 259,310,613.50 : x
  2. Step 2: Convert to fraction form
    468,141,018.74/646,034,594.10 = 259,310,613.50/x
  3. Step 3: Cross multiply
    468,141,018.74x = 646,034,594.10 × 259,310,613.50
  4. Step 4: Simplify right side
    468,141,018.74x = 167,523,626,938,294,496
  5. Step 5: Solve for x
    x = 167,523,626,938,294,496/468,141,018.74
  6. Step 6: Final answer
    x = 357,848,640.12

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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.