Home / 468,477,758-698,528,322.10-455,606,620.31

Finding the Fourth Proportional to 468,477,758, 698,528,322.10 and 455,606,620.31

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Solution

The fourth proportional to 468,477,758, 698,528,322.10 and 455,606,620.31 is: 679,336,686.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,477,758 : 698,528,322.10 = 455,606,620.31 : x
  2. Step 2: Convert to fraction form
    468,477,758/698,528,322.10 = 455,606,620.31/x
  3. Step 3: Cross multiply
    468,477,758x = 698,528,322.10 × 455,606,620.31
  4. Step 4: Simplify right side
    468,477,758x = 318,254,128,022,796,096
  5. Step 5: Solve for x
    x = 318,254,128,022,796,096/468,477,758
  6. Step 6: Final answer
    x = 679,336,686.94

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.