Home / 358,705,352,463.65-495,013,428,370.90-196,125,108,503.35

Finding the Fourth Proportional to 358,705,352,463.65, 495,013,428,370.90 and 196,125,108,503.35

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Solution

The fourth proportional to 358,705,352,463.65, 495,013,428,370.90 and 196,125,108,503.35 is: 270,652,672,682.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,705,352,463.65 : 495,013,428,370.90 = 196,125,108,503.35 : x
  2. Step 2: Convert to fraction form
    358,705,352,463.65/495,013,428,370.90 = 196,125,108,503.35/x
  3. Step 3: Cross multiply
    358,705,352,463.65x = 495,013,428,370.90 × 196,125,108,503.35
  4. Step 4: Simplify right side
    358,705,352,463.65x = 97,084,562,349,858,050,015,232
  5. Step 5: Solve for x
    x = 97,084,562,349,858,050,015,232/358,705,352,463.65
  6. Step 6: Final answer
    x = 270,652,672,682.65

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1.5x scale

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.