Home / 4,197,376,472.80-6,296,064,709.20-1,289,475,954.40

Finding the Fourth Proportional to 4,197,376,472.80, 6,296,064,709.20 and 1,289,475,954.40

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Solution

The fourth proportional to 4,197,376,472.80, 6,296,064,709.20 and 1,289,475,954.40 is: 1,934,213,931.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,197,376,472.80 : 6,296,064,709.20 = 1,289,475,954.40 : x
  2. Step 2: Convert to fraction form
    4,197,376,472.80/6,296,064,709.20 = 1,289,475,954.40/x
  3. Step 3: Cross multiply
    4,197,376,472.80x = 6,296,064,709.20 × 1,289,475,954.40
  4. Step 4: Simplify right side
    4,197,376,472.80x = 8,118,624,049,859,828,736
  5. Step 5: Solve for x
    x = 8,118,624,049,859,828,736/4,197,376,472.80
  6. Step 6: Final answer
    x = 1,934,213,931.60

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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.