Home / 537,252,910.30-805,879,365.45-173,784,007.90

Finding the Fourth Proportional to 537,252,910.30, 805,879,365.45 and 173,784,007.90

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Solution

The fourth proportional to 537,252,910.30, 805,879,365.45 and 173,784,007.90 is: 260,676,011.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,252,910.30 : 805,879,365.45 = 173,784,007.90 : x
  2. Step 2: Convert to fraction form
    537,252,910.30/805,879,365.45 = 173,784,007.90/x
  3. Step 3: Cross multiply
    537,252,910.30x = 805,879,365.45 × 173,784,007.90
  4. Step 4: Simplify right side
    537,252,910.30x = 140,048,946,011,809,808
  5. Step 5: Solve for x
    x = 140,048,946,011,809,808/537,252,910.30
  6. Step 6: Final answer
    x = 260,676,011.85

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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.