Home / 5,176,059,658.16-7,143,282,432.50-2,855,952,898.40

Finding the Fourth Proportional to 5,176,059,658.16, 7,143,282,432.50 and 2,855,952,898.40

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Solution

The fourth proportional to 5,176,059,658.16, 7,143,282,432.50 and 2,855,952,898.40 is: 3,941,391,621.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176,059,658.16 : 7,143,282,432.50 = 2,855,952,898.40 : x
  2. Step 2: Convert to fraction form
    5,176,059,658.16/7,143,282,432.50 = 2,855,952,898.40/x
  3. Step 3: Cross multiply
    5,176,059,658.16x = 7,143,282,432.50 × 2,855,952,898.40
  4. Step 4: Simplify right side
    5,176,059,658.16x = 20,400,878,167,191,756,800
  5. Step 5: Solve for x
    x = 20,400,878,167,191,756,800/5,176,059,658.16
  6. Step 6: Final answer
    x = 3,941,391,621.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.