Home / 102,563,647.60-153,845,471.40-29,780,287.60

Finding the Fourth Proportional to 102,563,647.60, 153,845,471.40 and 29,780,287.60

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Solution

The fourth proportional to 102,563,647.60, 153,845,471.40 and 29,780,287.60 is: 44,670,431.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,563,647.60 : 153,845,471.40 = 29,780,287.60 : x
  2. Step 2: Convert to fraction form
    102,563,647.60/153,845,471.40 = 29,780,287.60/x
  3. Step 3: Cross multiply
    102,563,647.60x = 153,845,471.40 × 29,780,287.60
  4. Step 4: Simplify right side
    102,563,647.60x = 4,581,562,384,249,575
  5. Step 5: Solve for x
    x = 4,581,562,384,249,575/102,563,647.60
  6. Step 6: Final answer
    x = 44,670,431.40

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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.