Home / 31,581,805,410,620-43,566,851,638,542-20,626,421,803,598

Finding the Fourth Proportional to 31,581,805,410,620, 43,566,851,638,542 and 20,626,421,803,598

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Solution

The fourth proportional to 31,581,805,410,620, 43,566,851,638,542 and 20,626,421,803,598 is: 28,453,986,302,162.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,581,805,410,620 : 43,566,851,638,542 = 20,626,421,803,598 : x
  2. Step 2: Convert to fraction form
    31,581,805,410,620/43,566,851,638,542 = 20,626,421,803,598/x
  3. Step 3: Cross multiply
    31,581,805,410,620x = 43,566,851,638,542 × 20,626,421,803,598
  4. Step 4: Simplify right side
    31,581,805,410,620x = 898,628,258,551,341,981,460,594,688
  5. Step 5: Solve for x
    x = 898,628,258,551,341,981,460,594,688/31,581,805,410,620
  6. Step 6: Final answer
    x = 28,453,986,302,162.47

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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.