Home / 166,478,433.80-249,717,650.70-163,077,211.40

Finding the Fourth Proportional to 166,478,433.80, 249,717,650.70 and 163,077,211.40

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Solution

The fourth proportional to 166,478,433.80, 249,717,650.70 and 163,077,211.40 is: 244,615,817.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,478,433.80 : 249,717,650.70 = 163,077,211.40 : x
  2. Step 2: Convert to fraction form
    166,478,433.80/249,717,650.70 = 163,077,211.40/x
  3. Step 3: Cross multiply
    166,478,433.80x = 249,717,650.70 × 163,077,211.40
  4. Step 4: Simplify right side
    166,478,433.80x = 40,723,258,113,515,256
  5. Step 5: Solve for x
    x = 40,723,258,113,515,256/166,478,433.80
  6. Step 6: Final answer
    x = 244,615,817.10

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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.