Home / 149,779,979.80-224,669,969.70-124,249,816.60

Finding the Fourth Proportional to 149,779,979.80, 224,669,969.70 and 124,249,816.60

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Solution

The fourth proportional to 149,779,979.80, 224,669,969.70 and 124,249,816.60 is: 186,374,724.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,779,979.80 : 224,669,969.70 = 124,249,816.60 : x
  2. Step 2: Convert to fraction form
    149,779,979.80/224,669,969.70 = 124,249,816.60/x
  3. Step 3: Cross multiply
    149,779,979.80x = 224,669,969.70 × 124,249,816.60
  4. Step 4: Simplify right side
    149,779,979.80x = 27,915,202,530,752,556
  5. Step 5: Solve for x
    x = 27,915,202,530,752,556/149,779,979.80
  6. Step 6: Final answer
    x = 186,374,724.90

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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.