Home / 549,378,046.40-824,067,069.60-185,872,402.40

Finding the Fourth Proportional to 549,378,046.40, 824,067,069.60 and 185,872,402.40

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Solution

The fourth proportional to 549,378,046.40, 824,067,069.60 and 185,872,402.40 is: 278,808,603.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,378,046.40 : 824,067,069.60 = 185,872,402.40 : x
  2. Step 2: Convert to fraction form
    549,378,046.40/824,067,069.60 = 185,872,402.40/x
  3. Step 3: Cross multiply
    549,378,046.40x = 824,067,069.60 × 185,872,402.40
  4. Step 4: Simplify right side
    549,378,046.40x = 153,171,325,965,280,032
  5. Step 5: Solve for x
    x = 153,171,325,965,280,032/549,378,046.40
  6. Step 6: Final answer
    x = 278,808,603.60

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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.