Home / 56,165,720.40-84,248,580.60-49,788,428.40

Finding the Fourth Proportional to 56,165,720.40, 84,248,580.60 and 49,788,428.40

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Solution

The fourth proportional to 56,165,720.40, 84,248,580.60 and 49,788,428.40 is: 74,682,642.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,165,720.40 : 84,248,580.60 = 49,788,428.40 : x
  2. Step 2: Convert to fraction form
    56,165,720.40/84,248,580.60 = 49,788,428.40/x
  3. Step 3: Cross multiply
    56,165,720.40x = 84,248,580.60 × 49,788,428.40
  4. Step 4: Simplify right side
    56,165,720.40x = 4,194,604,423,004,728.50
  5. Step 5: Solve for x
    x = 4,194,604,423,004,728.50/56,165,720.40
  6. Step 6: Final answer
    x = 74,682,642.60

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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.