Home / 354,295,118.40-531,442,677.60-124,181,165.40

Finding the Fourth Proportional to 354,295,118.40, 531,442,677.60 and 124,181,165.40

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Solution

The fourth proportional to 354,295,118.40, 531,442,677.60 and 124,181,165.40 is: 186,271,748.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,295,118.40 : 531,442,677.60 = 124,181,165.40 : x
  2. Step 2: Convert to fraction form
    354,295,118.40/531,442,677.60 = 124,181,165.40/x
  3. Step 3: Cross multiply
    354,295,118.40x = 531,442,677.60 × 124,181,165.40
  4. Step 4: Simplify right side
    354,295,118.40x = 65,995,171,047,664,480
  5. Step 5: Solve for x
    x = 65,995,171,047,664,480/354,295,118.40
  6. Step 6: Final answer
    x = 186,271,748.10

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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.