Home / 295,013,518.60-442,520,277.90-265,788,200.20

Finding the Fourth Proportional to 295,013,518.60, 442,520,277.90 and 265,788,200.20

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Solution

The fourth proportional to 295,013,518.60, 442,520,277.90 and 265,788,200.20 is: 398,682,300.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,013,518.60 : 442,520,277.90 = 265,788,200.20 : x
  2. Step 2: Convert to fraction form
    295,013,518.60/442,520,277.90 = 265,788,200.20/x
  3. Step 3: Cross multiply
    295,013,518.60x = 442,520,277.90 × 265,788,200.20
  4. Step 4: Simplify right side
    295,013,518.60x = 117,616,668,215,044,816
  5. Step 5: Solve for x
    x = 117,616,668,215,044,816/295,013,518.60
  6. Step 6: Final answer
    x = 398,682,300.30

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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.