Home / 155,365,309.85-214,484,831.33-113,502,373.67

Finding the Fourth Proportional to 155,365,309.85, 214,484,831.33 and 113,502,373.67

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Solution

The fourth proportional to 155,365,309.85, 214,484,831.33 and 113,502,373.67 is: 156,692,233.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,365,309.85 : 214,484,831.33 = 113,502,373.67 : x
  2. Step 2: Convert to fraction form
    155,365,309.85/214,484,831.33 = 113,502,373.67/x
  3. Step 3: Cross multiply
    155,365,309.85x = 214,484,831.33 × 113,502,373.67
  4. Step 4: Simplify right side
    155,365,309.85x = 24,344,537,472,771,164
  5. Step 5: Solve for x
    x = 24,344,537,472,771,164/155,365,309.85
  6. Step 6: Final answer
    x = 156,692,233.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.