Home / 2,387,640,428.70-3,581,460,643.05-2,387,640,428.70

Finding the Fourth Proportional to 2,387,640,428.70, 3,581,460,643.05 and 2,387,640,428.70

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Solution

The fourth proportional to 2,387,640,428.70, 3,581,460,643.05 and 2,387,640,428.70 is: 3,581,460,643.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387,640,428.70 : 3,581,460,643.05 = 2,387,640,428.70 : x
  2. Step 2: Convert to fraction form
    2,387,640,428.70/3,581,460,643.05 = 2,387,640,428.70/x
  3. Step 3: Cross multiply
    2,387,640,428.70x = 3,581,460,643.05 × 2,387,640,428.70
  4. Step 4: Simplify right side
    2,387,640,428.70x = 8,551,240,225,144,079,360
  5. Step 5: Solve for x
    x = 8,551,240,225,144,079,360/2,387,640,428.70
  6. Step 6: Final answer
    x = 3,581,460,643.05

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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.