Home / 261,808,751,545.46-361,304,991,684.75-151,934,590,766.89

Finding the Fourth Proportional to 261,808,751,545.46, 361,304,991,684.75 and 151,934,590,766.89

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Solution

The fourth proportional to 261,808,751,545.46, 361,304,991,684.75 and 151,934,590,766.89 is: 209,674,908,610.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,808,751,545.46 : 361,304,991,684.75 = 151,934,590,766.89 : x
  2. Step 2: Convert to fraction form
    261,808,751,545.46/361,304,991,684.75 = 151,934,590,766.89/x
  3. Step 3: Cross multiply
    261,808,751,545.46x = 361,304,991,684.75 × 151,934,590,766.89
  4. Step 4: Simplify right side
    261,808,751,545.46x = 54,894,726,053,657,086,787,584
  5. Step 5: Solve for x
    x = 54,894,726,053,657,086,787,584/261,808,751,545.46
  6. Step 6: Final answer
    x = 209,674,908,610.25

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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.