Home / 581,513,227.27-802,490,748.66-317,200,980.31

Finding the Fourth Proportional to 581,513,227.27, 802,490,748.66 and 317,200,980.31

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Solution

The fourth proportional to 581,513,227.27, 802,490,748.66 and 317,200,980.31 is: 437,738,713.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,513,227.27 : 802,490,748.66 = 317,200,980.31 : x
  2. Step 2: Convert to fraction form
    581,513,227.27/802,490,748.66 = 317,200,980.31/x
  3. Step 3: Cross multiply
    581,513,227.27x = 802,490,748.66 × 317,200,980.31
  4. Step 4: Simplify right side
    581,513,227.27x = 254,550,852,162,651,584
  5. Step 5: Solve for x
    x = 254,550,852,162,651,584/581,513,227.27
  6. Step 6: Final answer
    x = 437,738,713.80

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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.