Home / 1,316,131,663.22-1,974,197,374.94-579,201,567.50

Finding the Fourth Proportional to 1,316,131,663.22, 1,974,197,374.94 and 579,201,567.50

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Solution

The fourth proportional to 1,316,131,663.22, 1,974,197,374.94 and 579,201,567.50 is: 868,802,298.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,131,663.22 : 1,974,197,374.94 = 579,201,567.50 : x
  2. Step 2: Convert to fraction form
    1,316,131,663.22/1,974,197,374.94 = 579,201,567.50/x
  3. Step 3: Cross multiply
    1,316,131,663.22x = 1,974,197,374.94 × 579,201,567.50
  4. Step 4: Simplify right side
    1,316,131,663.22x = 1,143,458,214,118,613,504
  5. Step 5: Solve for x
    x = 1,143,458,214,118,613,504/1,316,131,663.22
  6. Step 6: Final answer
    x = 868,802,298.49

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Double scale
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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.