Home / 170,472,696.98-235,246,594.05-107,782,538.81

Finding the Fourth Proportional to 170,472,696.98, 235,246,594.05 and 107,782,538.81

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Solution

The fourth proportional to 170,472,696.98, 235,246,594.05 and 107,782,538.81 is: 148,736,282.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,472,696.98 : 235,246,594.05 = 107,782,538.81 : x
  2. Step 2: Convert to fraction form
    170,472,696.98/235,246,594.05 = 107,782,538.81/x
  3. Step 3: Cross multiply
    170,472,696.98x = 235,246,594.05 × 107,782,538.81
  4. Step 4: Simplify right side
    170,472,696.98x = 25,355,475,151,938,212
  5. Step 5: Solve for x
    x = 25,355,475,151,938,212/170,472,696.98
  6. Step 6: Final answer
    x = 148,736,282.13

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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.