Home / 548,048,827.60-822,073,241.40-139,104,978.10

Finding the Fourth Proportional to 548,048,827.60, 822,073,241.40 and 139,104,978.10

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Solution

The fourth proportional to 548,048,827.60, 822,073,241.40 and 139,104,978.10 is: 208,657,467.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,048,827.60 : 822,073,241.40 = 139,104,978.10 : x
  2. Step 2: Convert to fraction form
    548,048,827.60/822,073,241.40 = 139,104,978.10/x
  3. Step 3: Cross multiply
    548,048,827.60x = 822,073,241.40 × 139,104,978.10
  4. Step 4: Simplify right side
    548,048,827.60x = 114,354,480,241,543,008
  5. Step 5: Solve for x
    x = 114,354,480,241,543,008/548,048,827.60
  6. Step 6: Final answer
    x = 208,657,467.15

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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.