Home / 352,364,831.60-528,547,247.40-93,619,986.80

Finding the Fourth Proportional to 352,364,831.60, 528,547,247.40 and 93,619,986.80

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Solution

The fourth proportional to 352,364,831.60, 528,547,247.40 and 93,619,986.80 is: 140,429,980.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,364,831.60 : 528,547,247.40 = 93,619,986.80 : x
  2. Step 2: Convert to fraction form
    352,364,831.60/528,547,247.40 = 93,619,986.80/x
  3. Step 3: Cross multiply
    352,364,831.60x = 528,547,247.40 × 93,619,986.80
  4. Step 4: Simplify right side
    352,364,831.60x = 49,482,586,324,764,328
  5. Step 5: Solve for x
    x = 49,482,586,324,764,328/352,364,831.60
  6. Step 6: Final answer
    x = 140,429,980.20

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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.