Home / 186,625,409.60-279,938,114.40-147,658,318.40

Finding the Fourth Proportional to 186,625,409.60, 279,938,114.40 and 147,658,318.40

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Solution

The fourth proportional to 186,625,409.60, 279,938,114.40 and 147,658,318.40 is: 221,487,477.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,625,409.60 : 279,938,114.40 = 147,658,318.40 : x
  2. Step 2: Convert to fraction form
    186,625,409.60/279,938,114.40 = 147,658,318.40/x
  3. Step 3: Cross multiply
    186,625,409.60x = 279,938,114.40 × 147,658,318.40
  4. Step 4: Simplify right side
    186,625,409.60x = 41,335,191,228,370,824
  5. Step 5: Solve for x
    x = 41,335,191,228,370,824/186,625,409.60
  6. Step 6: Final answer
    x = 221,487,477.60

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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.