Home / 789,408,695,374.30-1,089,390,395,937.60-437,447,506,344.94

Finding the Fourth Proportional to 789,408,695,374.30, 1,089,390,395,937.60 and 437,447,506,344.94

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Solution

The fourth proportional to 789,408,695,374.30, 1,089,390,395,937.60 and 437,447,506,344.94 is: 603,681,103,250.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,408,695,374.30 : 1,089,390,395,937.60 = 437,447,506,344.94 : x
  2. Step 2: Convert to fraction form
    789,408,695,374.30/1,089,390,395,937.60 = 437,447,506,344.94/x
  3. Step 3: Cross multiply
    789,408,695,374.30x = 1,089,390,395,937.60 × 437,447,506,344.94
  4. Step 4: Simplify right side
    789,408,695,374.30x = 476,551,112,139,029,960,720,384
  5. Step 5: Solve for x
    x = 476,551,112,139,029,960,720,384/789,408,695,374.30
  6. Step 6: Final answer
    x = 603,681,103,250.42

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Double scale
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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.