Home / 2,187,169,682.45-3,280,953,863.24-712,931,090.81

Finding the Fourth Proportional to 2,187,169,682.45, 3,280,953,863.24 and 712,931,090.81

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Solution

The fourth proportional to 2,187,169,682.45, 3,280,953,863.24 and 712,931,090.81 is: 1,069,461,613.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,169,682.45 : 3,280,953,863.24 = 712,931,090.81 : x
  2. Step 2: Convert to fraction form
    2,187,169,682.45/3,280,953,863.24 = 712,931,090.81/x
  3. Step 3: Cross multiply
    2,187,169,682.45x = 3,280,953,863.24 × 712,931,090.81
  4. Step 4: Simplify right side
    2,187,169,682.45x = 2,339,094,016,616,976,384
  5. Step 5: Solve for x
    x = 2,339,094,016,616,976,384/2,187,169,682.45
  6. Step 6: Final answer
    x = 1,069,461,613.05

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1.5x scale

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.