Home / 54,402,001.60-81,603,002.40-47,316,121.60

Finding the Fourth Proportional to 54,402,001.60, 81,603,002.40 and 47,316,121.60

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Solution

The fourth proportional to 54,402,001.60, 81,603,002.40 and 47,316,121.60 is: 70,974,182.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,402,001.60 : 81,603,002.40 = 47,316,121.60 : x
  2. Step 2: Convert to fraction form
    54,402,001.60/81,603,002.40 = 47,316,121.60/x
  3. Step 3: Cross multiply
    54,402,001.60x = 81,603,002.40 × 47,316,121.60
  4. Step 4: Simplify right side
    54,402,001.60x = 3,861,137,584,483,492
  5. Step 5: Solve for x
    x = 3,861,137,584,483,492/54,402,001.60
  6. Step 6: Final answer
    x = 70,974,182.40

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Similar ratio
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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.