Home / 273,047,831.25-409,863,211.08-117,678,315.66

Finding the Fourth Proportional to 273,047,831.25, 409,863,211.08 and 117,678,315.66

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Solution

The fourth proportional to 273,047,831.25, 409,863,211.08 and 117,678,315.66 is: 176,643,088.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,047,831.25 : 409,863,211.08 = 117,678,315.66 : x
  2. Step 2: Convert to fraction form
    273,047,831.25/409,863,211.08 = 117,678,315.66/x
  3. Step 3: Cross multiply
    273,047,831.25x = 409,863,211.08 × 117,678,315.66
  4. Step 4: Simplify right side
    273,047,831.25x = 48,232,012,330,893,448
  5. Step 5: Solve for x
    x = 48,232,012,330,893,448/273,047,831.25
  6. Step 6: Final answer
    x = 176,643,088.91

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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.