Home / 265,898,988.55-366,939,201.49-154,417,241.35

Finding the Fourth Proportional to 265,898,988.55, 366,939,201.49 and 154,417,241.35

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Solution

The fourth proportional to 265,898,988.55, 366,939,201.49 and 154,417,241.35 is: 213,094,978.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,898,988.55 : 366,939,201.49 = 154,417,241.35 : x
  2. Step 2: Convert to fraction form
    265,898,988.55/366,939,201.49 = 154,417,241.35/x
  3. Step 3: Cross multiply
    265,898,988.55x = 366,939,201.49 × 154,417,241.35
  4. Step 4: Simplify right side
    265,898,988.55x = 56,661,739,237,257,608
  5. Step 5: Solve for x
    x = 56,661,739,237,257,608/265,898,988.55
  6. Step 6: Final answer
    x = 213,094,978.46

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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.