Home / 124,416,106.80-186,624,160.20-38,153,828.40

Finding the Fourth Proportional to 124,416,106.80, 186,624,160.20 and 38,153,828.40

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Solution

The fourth proportional to 124,416,106.80, 186,624,160.20 and 38,153,828.40 is: 57,230,742.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,416,106.80 : 186,624,160.20 = 38,153,828.40 : x
  2. Step 2: Convert to fraction form
    124,416,106.80/186,624,160.20 = 38,153,828.40/x
  3. Step 3: Cross multiply
    124,416,106.80x = 186,624,160.20 × 38,153,828.40
  4. Step 4: Simplify right side
    124,416,106.80x = 7,120,426,183,564,909
  5. Step 5: Solve for x
    x = 7,120,426,183,564,909/124,416,106.80
  6. Step 6: Final answer
    x = 57,230,742.60

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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.