Home / 149,148,482.92-205,831,323.17-83,069,010.56

Finding the Fourth Proportional to 149,148,482.92, 205,831,323.17 and 83,069,010.56

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Solution

The fourth proportional to 149,148,482.92, 205,831,323.17 and 83,069,010.56 is: 114,638,808.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,148,482.92 : 205,831,323.17 = 83,069,010.56 : x
  2. Step 2: Convert to fraction form
    149,148,482.92/205,831,323.17 = 83,069,010.56/x
  3. Step 3: Cross multiply
    149,148,482.92x = 205,831,323.17 × 83,069,010.56
  4. Step 4: Simplify right side
    149,148,482.92x = 17,098,204,358,709,754
  5. Step 5: Solve for x
    x = 17,098,204,358,709,754/149,148,482.92
  6. Step 6: Final answer
    x = 114,638,808.42

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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.