Home / 1,567,218,495.51-2,162,696,578.68-852,756,998.67

Finding the Fourth Proportional to 1,567,218,495.51, 2,162,696,578.68 and 852,756,998.67

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Solution

The fourth proportional to 1,567,218,495.51, 2,162,696,578.68 and 852,756,998.67 is: 1,176,769,320.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,218,495.51 : 2,162,696,578.68 = 852,756,998.67 : x
  2. Step 2: Convert to fraction form
    1,567,218,495.51/2,162,696,578.68 = 852,756,998.67/x
  3. Step 3: Cross multiply
    1,567,218,495.51x = 2,162,696,578.68 × 852,756,998.67
  4. Step 4: Simplify right side
    1,567,218,495.51x = 1,844,254,643,469,033,984
  5. Step 5: Solve for x
    x = 1,844,254,643,469,033,984/1,567,218,495.51
  6. Step 6: Final answer
    x = 1,176,769,320.14

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Double scale
Find fourth proportional to 1,567,218,496.51, 2,162,696,580.06 and 852,756,999.67
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1.5x scale

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.