Home / 157,879,561.94-235,662,971.03-139,241,926.07

Finding the Fourth Proportional to 157,879,561.94, 235,662,971.03 and 139,241,926.07

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Solution

The fourth proportional to 157,879,561.94, 235,662,971.03 and 139,241,926.07 is: 207,843,026.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,879,561.94 : 235,662,971.03 = 139,241,926.07 : x
  2. Step 2: Convert to fraction form
    157,879,561.94/235,662,971.03 = 139,241,926.07/x
  3. Step 3: Cross multiply
    157,879,561.94x = 235,662,971.03 × 139,241,926.07
  4. Step 4: Simplify right side
    157,879,561.94x = 32,814,165,988,765,600
  5. Step 5: Solve for x
    x = 32,814,165,988,765,600/157,879,561.94
  6. Step 6: Final answer
    x = 207,843,026.59

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.