Home / 72,600,097,417.57-100,188,230,949.48-40,046,576,742.19

Finding the Fourth Proportional to 72,600,097,417.57, 100,188,230,949.48 and 40,046,576,742.19

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Solution

The fourth proportional to 72,600,097,417.57, 100,188,230,949.48 and 40,046,576,742.19 is: 55,264,329,141.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,600,097,417.57 : 100,188,230,949.48 = 40,046,576,742.19 : x
  2. Step 2: Convert to fraction form
    72,600,097,417.57/100,188,230,949.48 = 40,046,576,742.19/x
  3. Step 3: Cross multiply
    72,600,097,417.57x = 100,188,230,949.48 × 40,046,576,742.19
  4. Step 4: Simplify right side
    72,600,097,417.57x = 4,012,195,679,382,605,922,304
  5. Step 5: Solve for x
    x = 4,012,195,679,382,605,922,304/72,600,097,417.57
  6. Step 6: Final answer
    x = 55,264,329,141.40

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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.