Home / 53,815,543.60-74,267,864.94-30,302,166.20

Finding the Fourth Proportional to 53,815,543.60, 74,267,864.94 and 30,302,166.20

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Solution

The fourth proportional to 53,815,543.60, 74,267,864.94 and 30,302,166.20 is: 41,818,349.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,815,543.60 : 74,267,864.94 = 30,302,166.20 : x
  2. Step 2: Convert to fraction form
    53,815,543.60/74,267,864.94 = 30,302,166.20/x
  3. Step 3: Cross multiply
    53,815,543.60x = 74,267,864.94 × 30,302,166.20
  4. Step 4: Simplify right side
    53,815,543.60x = 2,250,477,186,731,033
  5. Step 5: Solve for x
    x = 2,250,477,186,731,033/53,815,543.60
  6. Step 6: Final answer
    x = 41,818,349.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.