Home / 49,505,411.60-74,258,117.40-45,250,384.40

Finding the Fourth Proportional to 49,505,411.60, 74,258,117.40 and 45,250,384.40

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Solution

The fourth proportional to 49,505,411.60, 74,258,117.40 and 45,250,384.40 is: 67,875,576.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,505,411.60 : 74,258,117.40 = 45,250,384.40 : x
  2. Step 2: Convert to fraction form
    49,505,411.60/74,258,117.40 = 45,250,384.40/x
  3. Step 3: Cross multiply
    49,505,411.60x = 74,258,117.40 × 45,250,384.40
  4. Step 4: Simplify right side
    49,505,411.60x = 3,360,208,357,170,328.50
  5. Step 5: Solve for x
    x = 3,360,208,357,170,328.50/49,505,411.60
  6. Step 6: Final answer
    x = 67,875,576.60

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Similar ratio
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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.