Home / 748,482,018.40-1,032,852,749.88-435,194,005.96

Finding the Fourth Proportional to 748,482,018.40, 1,032,852,749.88 and 435,194,005.96

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Solution

The fourth proportional to 748,482,018.40, 1,032,852,749.88 and 435,194,005.96 is: 600,537,240.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,482,018.40 : 1,032,852,749.88 = 435,194,005.96 : x
  2. Step 2: Convert to fraction form
    748,482,018.40/1,032,852,749.88 = 435,194,005.96/x
  3. Step 3: Cross multiply
    748,482,018.40x = 1,032,852,749.88 × 435,194,005.96
  4. Step 4: Simplify right side
    748,482,018.40x = 449,491,325,787,079,104
  5. Step 5: Solve for x
    x = 449,491,325,787,079,104/748,482,018.40
  6. Step 6: Final answer
    x = 600,537,240.36

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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.