Home / 54,288,045.60-81,432,068.40-48,913,274.40

Finding the Fourth Proportional to 54,288,045.60, 81,432,068.40 and 48,913,274.40

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Solution

The fourth proportional to 54,288,045.60, 81,432,068.40 and 48,913,274.40 is: 73,369,911.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,288,045.60 : 81,432,068.40 = 48,913,274.40 : x
  2. Step 2: Convert to fraction form
    54,288,045.60/81,432,068.40 = 48,913,274.40/x
  3. Step 3: Cross multiply
    54,288,045.60x = 81,432,068.40 × 48,913,274.40
  4. Step 4: Simplify right side
    54,288,045.60x = 3,983,109,106,608,769
  5. Step 5: Solve for x
    x = 3,983,109,106,608,769/54,288,045.60
  6. Step 6: Final answer
    x = 73,369,911.60

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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.