Home / 124,632,219.40-186,948,329.10-103,398,555.40

Finding the Fourth Proportional to 124,632,219.40, 186,948,329.10 and 103,398,555.40

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Solution

The fourth proportional to 124,632,219.40, 186,948,329.10 and 103,398,555.40 is: 155,097,833.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,632,219.40 : 186,948,329.10 = 103,398,555.40 : x
  2. Step 2: Convert to fraction form
    124,632,219.40/186,948,329.10 = 103,398,555.40/x
  3. Step 3: Cross multiply
    124,632,219.40x = 186,948,329.10 × 103,398,555.40
  4. Step 4: Simplify right side
    124,632,219.40x = 19,330,187,163,383,784
  5. Step 5: Solve for x
    x = 19,330,187,163,383,784/124,632,219.40
  6. Step 6: Final answer
    x = 155,097,833.10

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1.5x scale

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.