Home / 66,861,105,300.23-100,354,493,264.47-35,012,637,869.69

Finding the Fourth Proportional to 66,861,105,300.23, 100,354,493,264.47 and 35,012,637,869.69

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Solution

The fourth proportional to 66,861,105,300.23, 100,354,493,264.47 and 35,012,637,869.69 is: 52,551,861,287.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,861,105,300.23 : 100,354,493,264.47 = 35,012,637,869.69 : x
  2. Step 2: Convert to fraction form
    66,861,105,300.23/100,354,493,264.47 = 35,012,637,869.69/x
  3. Step 3: Cross multiply
    66,861,105,300.23x = 100,354,493,264.47 × 35,012,637,869.69
  4. Step 4: Simplify right side
    66,861,105,300.23x = 3,513,675,531,265,333,264,384
  5. Step 5: Solve for x
    x = 3,513,675,531,265,333,264,384/66,861,105,300.23
  6. Step 6: Final answer
    x = 52,551,861,287.48

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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.