Home / 2,421,618,931.67-3,341,833,997.78-1,307,784,918.47

Finding the Fourth Proportional to 2,421,618,931.67, 3,341,833,997.78 and 1,307,784,918.47

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Solution

The fourth proportional to 2,421,618,931.67, 3,341,833,997.78 and 1,307,784,918.47 is: 1,804,743,118.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421,618,931.67 : 3,341,833,997.78 = 1,307,784,918.47 : x
  2. Step 2: Convert to fraction form
    2,421,618,931.67/3,341,833,997.78 = 1,307,784,918.47/x
  3. Step 3: Cross multiply
    2,421,618,931.67x = 3,341,833,997.78 × 1,307,784,918.47
  4. Step 4: Simplify right side
    2,421,618,931.67x = 4,370,400,102,313,551,360
  5. Step 5: Solve for x
    x = 4,370,400,102,313,551,360/2,421,618,931.67
  6. Step 6: Final answer
    x = 1,804,743,118.40

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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.