Home / 100,379,904,007.80-150,569,856,011.70-89,544,365,268.60

Finding the Fourth Proportional to 100,379,904,007.80, 150,569,856,011.70 and 89,544,365,268.60

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Solution

The fourth proportional to 100,379,904,007.80, 150,569,856,011.70 and 89,544,365,268.60 is: 134,316,547,902.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,379,904,007.80 : 150,569,856,011.70 = 89,544,365,268.60 : x
  2. Step 2: Convert to fraction form
    100,379,904,007.80/150,569,856,011.70 = 89,544,365,268.60/x
  3. Step 3: Cross multiply
    100,379,904,007.80x = 150,569,856,011.70 × 89,544,365,268.60
  4. Step 4: Simplify right side
    100,379,904,007.80x = 13,482,682,185,152,173,441,024
  5. Step 5: Solve for x
    x = 13,482,682,185,152,173,441,024/100,379,904,007.80
  6. Step 6: Final answer
    x = 134,316,547,902.90

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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.