Home / 54,402,207.60-81,603,311.40-47,316,327.60

Finding the Fourth Proportional to 54,402,207.60, 81,603,311.40 and 47,316,327.60

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Solution

The fourth proportional to 54,402,207.60, 81,603,311.40 and 47,316,327.60 is: 70,974,491.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,402,207.60 : 81,603,311.40 = 47,316,327.60 : x
  2. Step 2: Convert to fraction form
    54,402,207.60/81,603,311.40 = 47,316,327.60/x
  3. Step 3: Cross multiply
    54,402,207.60x = 81,603,311.40 × 47,316,327.60
  4. Step 4: Simplify right side
    54,402,207.60x = 3,861,169,015,447,215
  5. Step 5: Solve for x
    x = 3,861,169,015,447,215/54,402,207.60
  6. Step 6: Final answer
    x = 70,974,491.40

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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.