Home / 366,446,029.78-549,552,411.96-120,756,831.40

Finding the Fourth Proportional to 366,446,029.78, 549,552,411.96 and 120,756,831.40

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Solution

The fourth proportional to 366,446,029.78, 549,552,411.96 and 120,756,831.40 is: 181,096,812.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,446,029.78 : 549,552,411.96 = 120,756,831.40 : x
  2. Step 2: Convert to fraction form
    366,446,029.78/549,552,411.96 = 120,756,831.40/x
  3. Step 3: Cross multiply
    366,446,029.78x = 549,552,411.96 × 120,756,831.40
  4. Step 4: Simplify right side
    366,446,029.78x = 66,362,207,956,517,072
  5. Step 5: Solve for x
    x = 66,362,207,956,517,072/366,446,029.78
  6. Step 6: Final answer
    x = 181,096,812.53

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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.