Home / 1,076,292,410.40-1,614,438,615.60-258,404,711.40

Finding the Fourth Proportional to 1,076,292,410.40, 1,614,438,615.60 and 258,404,711.40

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Solution

The fourth proportional to 1,076,292,410.40, 1,614,438,615.60 and 258,404,711.40 is: 387,607,067.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,292,410.40 : 1,614,438,615.60 = 258,404,711.40 : x
  2. Step 2: Convert to fraction form
    1,076,292,410.40/1,614,438,615.60 = 258,404,711.40/x
  3. Step 3: Cross multiply
    1,076,292,410.40x = 1,614,438,615.60 × 258,404,711.40
  4. Step 4: Simplify right side
    1,076,292,410.40x = 417,178,544,537,133,504
  5. Step 5: Solve for x
    x = 417,178,544,537,133,504/1,076,292,410.40
  6. Step 6: Final answer
    x = 387,607,067.10

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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.