Home / 54,300,901.60-81,451,352.40-48,348,762.40

Finding the Fourth Proportional to 54,300,901.60, 81,451,352.40 and 48,348,762.40

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Solution

The fourth proportional to 54,300,901.60, 81,451,352.40 and 48,348,762.40 is: 72,523,143.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,300,901.60 : 81,451,352.40 = 48,348,762.40 : x
  2. Step 2: Convert to fraction form
    54,300,901.60/81,451,352.40 = 48,348,762.40/x
  3. Step 3: Cross multiply
    54,300,901.60x = 81,451,352.40 × 48,348,762.40
  4. Step 4: Simplify right side
    54,300,901.60x = 3,938,072,084,346,270
  5. Step 5: Solve for x
    x = 3,938,072,084,346,270/54,300,901.60
  6. Step 6: Final answer
    x = 72,523,143.60

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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.