Home / 72,439,259,570.70-108,594,266,130.45-28,263,049,298.70

Finding the Fourth Proportional to 72,439,259,570.70, 108,594,266,130.45 and 28,263,049,298.70

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Solution

The fourth proportional to 72,439,259,570.70, 108,594,266,130.45 and 28,263,049,298.70 is: 42,369,360,418.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,439,259,570.70 : 108,594,266,130.45 = 28,263,049,298.70 : x
  2. Step 2: Convert to fraction form
    72,439,259,570.70/108,594,266,130.45 = 28,263,049,298.70/x
  3. Step 3: Cross multiply
    72,439,259,570.70x = 108,594,266,130.45 × 28,263,049,298.70
  4. Step 4: Simplify right side
    72,439,259,570.70x = 3,069,205,097,201,055,825,920
  5. Step 5: Solve for x
    x = 3,069,205,097,201,055,825,920/72,439,259,570.70
  6. Step 6: Final answer
    x = 42,369,360,418.51

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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.