Home / 374,632,616.40-516,931,339.38-235,304,138.94

Finding the Fourth Proportional to 374,632,616.40, 516,931,339.38 and 235,304,138.94

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Solution

The fourth proportional to 374,632,616.40, 516,931,339.38 and 235,304,138.94 is: 324,680,976.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,632,616.40 : 516,931,339.38 = 235,304,138.94 : x
  2. Step 2: Convert to fraction form
    374,632,616.40/516,931,339.38 = 235,304,138.94/x
  3. Step 3: Cross multiply
    374,632,616.40x = 516,931,339.38 × 235,304,138.94
  4. Step 4: Simplify right side
    374,632,616.40x = 121,636,083,703,911,808
  5. Step 5: Solve for x
    x = 121,636,083,703,911,808/374,632,616.40
  6. Step 6: Final answer
    x = 324,680,976.45

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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.