Home / 3,117,835,404.66-4,302,576,433.83-1,688,879,566.62

Finding the Fourth Proportional to 3,117,835,404.66, 4,302,576,433.83 and 1,688,879,566.62

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Solution

The fourth proportional to 3,117,835,404.66, 4,302,576,433.83 and 1,688,879,566.62 is: 2,330,634,071.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117,835,404.66 : 4,302,576,433.83 = 1,688,879,566.62 : x
  2. Step 2: Convert to fraction form
    3,117,835,404.66/4,302,576,433.83 = 1,688,879,566.62/x
  3. Step 3: Cross multiply
    3,117,835,404.66x = 4,302,576,433.83 × 1,688,879,566.62
  4. Step 4: Simplify right side
    3,117,835,404.66x = 7,266,533,422,916,235,264
  5. Step 5: Solve for x
    x = 7,266,533,422,916,235,264/3,117,835,404.66
  6. Step 6: Final answer
    x = 2,330,634,071.34

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1.5x scale

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.