Home / 762,627,438.04-1,052,394,875.40-432,595,491.16

Finding the Fourth Proportional to 762,627,438.04, 1,052,394,875.40 and 432,595,491.16

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Solution

The fourth proportional to 762,627,438.04, 1,052,394,875.40 and 432,595,491.16 is: 596,964,199.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,627,438.04 : 1,052,394,875.40 = 432,595,491.16 : x
  2. Step 2: Convert to fraction form
    762,627,438.04/1,052,394,875.40 = 432,595,491.16/x
  3. Step 3: Cross multiply
    762,627,438.04x = 1,052,394,875.40 × 432,595,491.16
  4. Step 4: Simplify right side
    762,627,438.04x = 455,261,278,017,930,048
  5. Step 5: Solve for x
    x = 455,261,278,017,930,048/762,627,438.04
  6. Step 6: Final answer
    x = 596,964,199.44

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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.