Home / 56,017,278,770.50-77,305,688,533.56-30,642,169,409.02

Finding the Fourth Proportional to 56,017,278,770.50, 77,305,688,533.56 and 30,642,169,409.02

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Solution

The fourth proportional to 56,017,278,770.50, 77,305,688,533.56 and 30,642,169,409.02 is: 42,287,202,383.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,017,278,770.50 : 77,305,688,533.56 = 30,642,169,409.02 : x
  2. Step 2: Convert to fraction form
    56,017,278,770.50/77,305,688,533.56 = 30,642,169,409.02/x
  3. Step 3: Cross multiply
    56,017,278,770.50x = 77,305,688,533.56 × 30,642,169,409.02
  4. Step 4: Simplify right side
    56,017,278,770.50x = 2,368,814,004,326,280,200,192
  5. Step 5: Solve for x
    x = 2,368,814,004,326,280,200,192/56,017,278,770.50
  6. Step 6: Final answer
    x = 42,287,202,383.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.