Home / 209,942,474.40-314,658,397.44-148,549,325.76

Finding the Fourth Proportional to 209,942,474.40, 314,658,397.44 and 148,549,325.76

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Solution

The fourth proportional to 209,942,474.40, 314,658,397.44 and 148,549,325.76 is: 222,643,335.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,942,474.40 : 314,658,397.44 = 148,549,325.76 : x
  2. Step 2: Convert to fraction form
    209,942,474.40/314,658,397.44 = 148,549,325.76/x
  3. Step 3: Cross multiply
    209,942,474.40x = 314,658,397.44 × 148,549,325.76
  4. Step 4: Simplify right side
    209,942,474.40x = 46,742,292,784,434,104
  5. Step 5: Solve for x
    x = 46,742,292,784,434,104/209,942,474.40
  6. Step 6: Final answer
    x = 222,643,335.60

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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.