Home / 193,137,918.60-289,706,877.90-91,101,246.60

Finding the Fourth Proportional to 193,137,918.60, 289,706,877.90 and 91,101,246.60

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Solution

The fourth proportional to 193,137,918.60, 289,706,877.90 and 91,101,246.60 is: 136,651,869.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,137,918.60 : 289,706,877.90 = 91,101,246.60 : x
  2. Step 2: Convert to fraction form
    193,137,918.60/289,706,877.90 = 91,101,246.60/x
  3. Step 3: Cross multiply
    193,137,918.60x = 289,706,877.90 × 91,101,246.60
  4. Step 4: Simplify right side
    193,137,918.60x = 26,392,657,725,283,988
  5. Step 5: Solve for x
    x = 26,392,657,725,283,988/193,137,918.60
  6. Step 6: Final answer
    x = 136,651,869.90

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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.