Home / 814,564,964.94-1,124,136,667.72-480,051,605.58

Finding the Fourth Proportional to 814,564,964.94, 1,124,136,667.72 and 480,051,605.58

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Solution

The fourth proportional to 814,564,964.94, 1,124,136,667.72 and 480,051,605.58 is: 662,493,030.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,564,964.94 : 1,124,136,667.72 = 480,051,605.58 : x
  2. Step 2: Convert to fraction form
    814,564,964.94/1,124,136,667.72 = 480,051,605.58/x
  3. Step 3: Cross multiply
    814,564,964.94x = 1,124,136,667.72 × 480,051,605.58
  4. Step 4: Simplify right side
    814,564,964.94x = 539,643,612,230,336,960
  5. Step 5: Solve for x
    x = 539,643,612,230,336,960/814,564,964.94
  6. Step 6: Final answer
    x = 662,493,030.58

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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.