Home / 49,748,376,657.60-74,622,564,986.40-40,915,189,508.40

Finding the Fourth Proportional to 49,748,376,657.60, 74,622,564,986.40 and 40,915,189,508.40

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Solution

The fourth proportional to 49,748,376,657.60, 74,622,564,986.40 and 40,915,189,508.40 is: 61,372,784,262.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,748,376,657.60 : 74,622,564,986.40 = 40,915,189,508.40 : x
  2. Step 2: Convert to fraction form
    49,748,376,657.60/74,622,564,986.40 = 40,915,189,508.40/x
  3. Step 3: Cross multiply
    49,748,376,657.60x = 74,622,564,986.40 × 40,915,189,508.40
  4. Step 4: Simplify right side
    49,748,376,657.60x = 3,053,196,388,021,450,571,776
  5. Step 5: Solve for x
    x = 3,053,196,388,021,450,571,776/49,748,376,657.60
  6. Step 6: Final answer
    x = 61,372,784,262.60

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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.