Home / 610,085,457.68-841,918,474.08-331,626,981.20

Finding the Fourth Proportional to 610,085,457.68, 841,918,474.08 and 331,626,981.20

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Solution

The fourth proportional to 610,085,457.68, 841,918,474.08 and 331,626,981.20 is: 457,645,528.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,085,457.68 : 841,918,474.08 = 331,626,981.20 : x
  2. Step 2: Convert to fraction form
    610,085,457.68/841,918,474.08 = 331,626,981.20/x
  3. Step 3: Cross multiply
    610,085,457.68x = 841,918,474.08 × 331,626,981.20
  4. Step 4: Simplify right side
    610,085,457.68x = 279,202,881,975,660,864
  5. Step 5: Solve for x
    x = 279,202,881,975,660,864/610,085,457.68
  6. Step 6: Final answer
    x = 457,645,528.94

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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.