Home / 622,756,900.32-859,422,462.84-344,316,400.08

Finding the Fourth Proportional to 622,756,900.32, 859,422,462.84 and 344,316,400.08

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Solution

The fourth proportional to 622,756,900.32, 859,422,462.84 and 344,316,400.08 is: 475,166,551.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,756,900.32 : 859,422,462.84 = 344,316,400.08 : x
  2. Step 2: Convert to fraction form
    622,756,900.32/859,422,462.84 = 344,316,400.08/x
  3. Step 3: Cross multiply
    622,756,900.32x = 859,422,462.84 × 344,316,400.08
  4. Step 4: Simplify right side
    622,756,900.32x = 295,913,248,552,956,352
  5. Step 5: Solve for x
    x = 295,913,248,552,956,352/622,756,900.32
  6. Step 6: Final answer
    x = 475,166,551.19

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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.