Home / 650,771,103.56-898,338,956.81-439,364,328.84

Finding the Fourth Proportional to 650,771,103.56, 898,338,956.81 and 439,364,328.84

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Solution

The fourth proportional to 650,771,103.56, 898,338,956.81 and 439,364,328.84 is: 606,508,326.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,771,103.56 : 898,338,956.81 = 439,364,328.84 : x
  2. Step 2: Convert to fraction form
    650,771,103.56/898,338,956.81 = 439,364,328.84/x
  3. Step 3: Cross multiply
    650,771,103.56x = 898,338,956.81 × 439,364,328.84
  4. Step 4: Simplify right side
    650,771,103.56x = 394,698,092,827,454,528
  5. Step 5: Solve for x
    x = 394,698,092,827,454,528/650,771,103.56
  6. Step 6: Final answer
    x = 606,508,326.31

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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.