Home / 1,326,554,024.52-1,989,399,935.34-441,001,682.76

Finding the Fourth Proportional to 1,326,554,024.52, 1,989,399,935.34 and 441,001,682.76

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Solution

The fourth proportional to 1,326,554,024.52, 1,989,399,935.34 and 441,001,682.76 is: 661,359,208.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,554,024.52 : 1,989,399,935.34 = 441,001,682.76 : x
  2. Step 2: Convert to fraction form
    1,326,554,024.52/1,989,399,935.34 = 441,001,682.76/x
  3. Step 3: Cross multiply
    1,326,554,024.52x = 1,989,399,935.34 × 441,001,682.76
  4. Step 4: Simplify right side
    1,326,554,024.52x = 877,328,719,167,575,168
  5. Step 5: Solve for x
    x = 877,328,719,167,575,168/1,326,554,024.52
  6. Step 6: Final answer
    x = 661,359,208.11

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1.5x scale

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.