Home / 1,366,914,004.50-1,886,243,397.21-802,421,806.62

Finding the Fourth Proportional to 1,366,914,004.50, 1,886,243,397.21 and 802,421,806.62

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Solution

The fourth proportional to 1,366,914,004.50, 1,886,243,397.21 and 802,421,806.62 is: 1,107,284,605.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,914,004.50 : 1,886,243,397.21 = 802,421,806.62 : x
  2. Step 2: Convert to fraction form
    1,366,914,004.50/1,886,243,397.21 = 802,421,806.62/x
  3. Step 3: Cross multiply
    1,366,914,004.50x = 1,886,243,397.21 × 802,421,806.62
  4. Step 4: Simplify right side
    1,366,914,004.50x = 1,513,562,834,514,294,528
  5. Step 5: Solve for x
    x = 1,513,562,834,514,294,528/1,366,914,004.50
  6. Step 6: Final answer
    x = 1,107,284,605.71

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Double scale
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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.