Home / 624,185,398.81-934,975,205.69-374,398,486.42

Finding the Fourth Proportional to 624,185,398.81, 934,975,205.69 and 374,398,486.42

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Solution

The fourth proportional to 624,185,398.81, 934,975,205.69 and 374,398,486.42 is: 560,816,229.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,185,398.81 : 934,975,205.69 = 374,398,486.42 : x
  2. Step 2: Convert to fraction form
    624,185,398.81/934,975,205.69 = 374,398,486.42/x
  3. Step 3: Cross multiply
    624,185,398.81x = 934,975,205.69 × 374,398,486.42
  4. Step 4: Simplify right side
    624,185,398.81x = 350,053,301,853,799,808
  5. Step 5: Solve for x
    x = 350,053,301,853,799,808/624,185,398.81
  6. Step 6: Final answer
    x = 560,816,229.47

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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.