Home / 187,502,168,016.80-258,775,174,461.84-111,378,882,766.40

Finding the Fourth Proportional to 187,502,168,016.80, 258,775,174,461.84 and 111,378,882,766.40

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Solution

The fourth proportional to 187,502,168,016.80, 258,775,174,461.84 and 111,378,882,766.40 is: 153,716,034,988.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,502,168,016.80 : 258,775,174,461.84 = 111,378,882,766.40 : x
  2. Step 2: Convert to fraction form
    187,502,168,016.80/258,775,174,461.84 = 111,378,882,766.40/x
  3. Step 3: Cross multiply
    187,502,168,016.80x = 258,775,174,461.84 × 111,378,882,766.40
  4. Step 4: Simplify right side
    187,502,168,016.80x = 28,822,089,819,239,982,563,328
  5. Step 5: Solve for x
    x = 28,822,089,819,239,982,563,328/187,502,168,016.80
  6. Step 6: Final answer
    x = 153,716,034,988.23

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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.