Home / 929,443,625.10-1,394,165,437.65-829,114,562.70

Finding the Fourth Proportional to 929,443,625.10, 1,394,165,437.65 and 829,114,562.70

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Solution

The fourth proportional to 929,443,625.10, 1,394,165,437.65 and 829,114,562.70 is: 1,243,671,844.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,443,625.10 : 1,394,165,437.65 = 829,114,562.70 : x
  2. Step 2: Convert to fraction form
    929,443,625.10/1,394,165,437.65 = 829,114,562.70/x
  3. Step 3: Cross multiply
    929,443,625.10x = 1,394,165,437.65 × 829,114,562.70
  4. Step 4: Simplify right side
    929,443,625.10x = 1,155,922,867,168,634,112
  5. Step 5: Solve for x
    x = 1,155,922,867,168,634,112/929,443,625.10
  6. Step 6: Final answer
    x = 1,243,671,844.05

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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.