Home / 1,145,899,002.29-1,718,144,587.96-445,574,812.91

Finding the Fourth Proportional to 1,145,899,002.29, 1,718,144,587.96 and 445,574,812.91

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Solution

The fourth proportional to 1,145,899,002.29, 1,718,144,587.96 and 445,574,812.91 is: 668,088,506.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,899,002.29 : 1,718,144,587.96 = 445,574,812.91 : x
  2. Step 2: Convert to fraction form
    1,145,899,002.29/1,718,144,587.96 = 445,574,812.91/x
  3. Step 3: Cross multiply
    1,145,899,002.29x = 1,718,144,587.96 × 445,574,812.91
  4. Step 4: Simplify right side
    1,145,899,002.29x = 765,561,953,332,606,080
  5. Step 5: Solve for x
    x = 765,561,953,332,606,080/1,145,899,002.29
  6. Step 6: Final answer
    x = 668,088,506.76

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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.