Home / 25,509,225,785.70-38,263,838,678.55-8,948,673,920.10

Finding the Fourth Proportional to 25,509,225,785.70, 38,263,838,678.55 and 8,948,673,920.10

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Solution

The fourth proportional to 25,509,225,785.70, 38,263,838,678.55 and 8,948,673,920.10 is: 13,423,010,880.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,509,225,785.70 : 38,263,838,678.55 = 8,948,673,920.10 : x
  2. Step 2: Convert to fraction form
    25,509,225,785.70/38,263,838,678.55 = 8,948,673,920.10/x
  3. Step 3: Cross multiply
    25,509,225,785.70x = 38,263,838,678.55 × 8,948,673,920.10
  4. Step 4: Simplify right side
    25,509,225,785.70x = 342,410,615,265,654,079,488
  5. Step 5: Solve for x
    x = 342,410,615,265,654,079,488/25,509,225,785.70
  6. Step 6: Final answer
    x = 13,423,010,880.15

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Double scale
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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.