Home / 249,628,015.60-374,442,023.40-189,161,839.60

Finding the Fourth Proportional to 249,628,015.60, 374,442,023.40 and 189,161,839.60

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Solution

The fourth proportional to 249,628,015.60, 374,442,023.40 and 189,161,839.60 is: 283,742,759.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,628,015.60 : 374,442,023.40 = 189,161,839.60 : x
  2. Step 2: Convert to fraction form
    249,628,015.60/374,442,023.40 = 189,161,839.60/x
  3. Step 3: Cross multiply
    249,628,015.60x = 374,442,023.40 × 189,161,839.60
  4. Step 4: Simplify right side
    249,628,015.60x = 70,830,141,969,890,240
  5. Step 5: Solve for x
    x = 70,830,141,969,890,240/249,628,015.60
  6. Step 6: Final answer
    x = 283,742,759.40

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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.