Home / 972,211,154.55-1,458,381,749.27-341,867,905.98

Finding the Fourth Proportional to 972,211,154.55, 1,458,381,749.27 and 341,867,905.98

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Solution

The fourth proportional to 972,211,154.55, 1,458,381,749.27 and 341,867,905.98 is: 512,824,721.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,211,154.55 : 1,458,381,749.27 = 341,867,905.98 : x
  2. Step 2: Convert to fraction form
    972,211,154.55/1,458,381,749.27 = 341,867,905.98/x
  3. Step 3: Cross multiply
    972,211,154.55x = 1,458,381,749.27 × 341,867,905.98
  4. Step 4: Simplify right side
    972,211,154.55x = 498,573,914,740,675,008
  5. Step 5: Solve for x
    x = 498,573,914,740,675,008/972,211,154.55
  6. Step 6: Final answer
    x = 512,824,721.67

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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.