Home / 248,332,340,830.90-342,762,392,789.11-161,740,689,155.98

Finding the Fourth Proportional to 248,332,340,830.90, 342,762,392,789.11 and 161,740,689,155.98

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Solution

The fourth proportional to 248,332,340,830.90, 342,762,392,789.11 and 161,740,689,155.98 is: 223,243,679,985.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,332,340,830.90 : 342,762,392,789.11 = 161,740,689,155.98 : x
  2. Step 2: Convert to fraction form
    248,332,340,830.90/342,762,392,789.11 = 161,740,689,155.98/x
  3. Step 3: Cross multiply
    248,332,340,830.90x = 342,762,392,789.11 × 161,740,689,155.98
  4. Step 4: Simplify right side
    248,332,340,830.90x = 55,438,625,626,463,366,283,264
  5. Step 5: Solve for x
    x = 55,438,625,626,463,366,283,264/248,332,340,830.90
  6. Step 6: Final answer
    x = 223,243,679,985.34

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1.5x scale

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.