Home / 52,278,051,205.80-78,417,076,808.70-13,019,441,653.80

Finding the Fourth Proportional to 52,278,051,205.80, 78,417,076,808.70 and 13,019,441,653.80

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Solution

The fourth proportional to 52,278,051,205.80, 78,417,076,808.70 and 13,019,441,653.80 is: 19,529,162,480.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,278,051,205.80 : 78,417,076,808.70 = 13,019,441,653.80 : x
  2. Step 2: Convert to fraction form
    52,278,051,205.80/78,417,076,808.70 = 13,019,441,653.80/x
  3. Step 3: Cross multiply
    52,278,051,205.80x = 78,417,076,808.70 × 13,019,441,653.80
  4. Step 4: Simplify right side
    52,278,051,205.80x = 1,020,946,556,172,422,610,944
  5. Step 5: Solve for x
    x = 1,020,946,556,172,422,610,944/52,278,051,205.80
  6. Step 6: Final answer
    x = 19,529,162,480.70

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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.