Home / 166,478,333.98-249,219,970.89-100,700,407.26

Finding the Fourth Proportional to 166,478,333.98, 249,219,970.89 and 100,700,407.26

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Solution

The fourth proportional to 166,478,333.98, 249,219,970.89 and 100,700,407.26 is: 150,749,661.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,478,333.98 : 249,219,970.89 = 100,700,407.26 : x
  2. Step 2: Convert to fraction form
    166,478,333.98/249,219,970.89 = 100,700,407.26/x
  3. Step 3: Cross multiply
    166,478,333.98x = 249,219,970.89 × 100,700,407.26
  4. Step 4: Simplify right side
    166,478,333.98x = 25,096,552,565,948,344
  5. Step 5: Solve for x
    x = 25,096,552,565,948,344/166,478,333.98
  6. Step 6: Final answer
    x = 150,749,661.93

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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.