Home / 709,742,046.41-1,064,849,588.54-447,123,408.83

Finding the Fourth Proportional to 709,742,046.41, 1,064,849,588.54 and 447,123,408.83

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Solution

The fourth proportional to 709,742,046.41, 1,064,849,588.54 and 447,123,408.83 is: 670,834,115.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,742,046.41 : 1,064,849,588.54 = 447,123,408.83 : x
  2. Step 2: Convert to fraction form
    709,742,046.41/1,064,849,588.54 = 447,123,408.83/x
  3. Step 3: Cross multiply
    709,742,046.41x = 1,064,849,588.54 × 447,123,408.83
  4. Step 4: Simplify right side
    709,742,046.41x = 476,119,177,924,607,104
  5. Step 5: Solve for x
    x = 476,119,177,924,607,104/709,742,046.41
  6. Step 6: Final answer
    x = 670,834,115.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.