Home / 147,259,912.32-220,889,868.48-45,023,950.08

Finding the Fourth Proportional to 147,259,912.32, 220,889,868.48 and 45,023,950.08

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Solution

The fourth proportional to 147,259,912.32, 220,889,868.48 and 45,023,950.08 is: 67,535,925.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,259,912.32 : 220,889,868.48 = 45,023,950.08 : x
  2. Step 2: Convert to fraction form
    147,259,912.32/220,889,868.48 = 45,023,950.08/x
  3. Step 3: Cross multiply
    147,259,912.32x = 220,889,868.48 × 45,023,950.08
  4. Step 4: Simplify right side
    147,259,912.32x = 9,945,334,411,621,284
  5. Step 5: Solve for x
    x = 9,945,334,411,621,284/147,259,912.32
  6. Step 6: Final answer
    x = 67,535,925.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.