Home / 548,049,088.60-822,073,632.90-139,105,239.10

Finding the Fourth Proportional to 548,049,088.60, 822,073,632.90 and 139,105,239.10

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Solution

The fourth proportional to 548,049,088.60, 822,073,632.90 and 139,105,239.10 is: 208,657,858.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,049,088.60 : 822,073,632.90 = 139,105,239.10 : x
  2. Step 2: Convert to fraction form
    548,049,088.60/822,073,632.90 = 139,105,239.10/x
  3. Step 3: Cross multiply
    548,049,088.60x = 822,073,632.90 × 139,105,239.10
  4. Step 4: Simplify right side
    548,049,088.60x = 114,354,749,262,360,112
  5. Step 5: Solve for x
    x = 114,354,749,262,360,112/548,049,088.60
  6. Step 6: Final answer
    x = 208,657,858.65

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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.