Home / 10,355,440,786.50-15,531,460,568.54-4,458,412,411.86

Finding the Fourth Proportional to 10,355,440,786.50, 15,531,460,568.54 and 4,458,412,411.86

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Solution

The fourth proportional to 10,355,440,786.50, 15,531,460,568.54 and 4,458,412,411.86 is: 6,686,886,439.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,355,440,786.50 : 15,531,460,568.54 = 4,458,412,411.86 : x
  2. Step 2: Convert to fraction form
    10,355,440,786.50/15,531,460,568.54 = 4,458,412,411.86/x
  3. Step 3: Cross multiply
    10,355,440,786.50x = 15,531,460,568.54 × 4,458,412,411.86
  4. Step 4: Simplify right side
    10,355,440,786.50x = 69,245,656,573,070,606,336
  5. Step 5: Solve for x
    x = 69,245,656,573,070,606,336/10,355,440,786.50
  6. Step 6: Final answer
    x = 6,686,886,439.77

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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.