Home / 295,087,208.70-442,630,813.05-286,584,152.70

Finding the Fourth Proportional to 295,087,208.70, 442,630,813.05 and 286,584,152.70

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Solution

The fourth proportional to 295,087,208.70, 442,630,813.05 and 286,584,152.70 is: 429,876,229.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,087,208.70 : 442,630,813.05 = 286,584,152.70 : x
  2. Step 2: Convert to fraction form
    295,087,208.70/442,630,813.05 = 286,584,152.70/x
  3. Step 3: Cross multiply
    295,087,208.70x = 442,630,813.05 × 286,584,152.70
  4. Step 4: Simplify right side
    295,087,208.70x = 126,850,976,516,846,352
  5. Step 5: Solve for x
    x = 126,850,976,516,846,352/295,087,208.70
  6. Step 6: Final answer
    x = 429,876,229.05

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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.