Home / 359,370,518.82-495,931,315.68-194,358,088.32

Finding the Fourth Proportional to 359,370,518.82, 495,931,315.68 and 194,358,088.32

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Solution

The fourth proportional to 359,370,518.82, 495,931,315.68 and 194,358,088.32 is: 268,214,161.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,370,518.82 : 495,931,315.68 = 194,358,088.32 : x
  2. Step 2: Convert to fraction form
    359,370,518.82/495,931,315.68 = 194,358,088.32/x
  3. Step 3: Cross multiply
    359,370,518.82x = 495,931,315.68 × 194,358,088.32
  4. Step 4: Simplify right side
    359,370,518.82x = 96,388,262,453,587,232
  5. Step 5: Solve for x
    x = 96,388,262,453,587,232/359,370,518.82
  6. Step 6: Final answer
    x = 268,214,161.72

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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.