Home / 181,443,000,986.70-250,391,365,869.96-100,152,839,280.57

Finding the Fourth Proportional to 181,443,000,986.70, 250,391,365,869.96 and 100,152,839,280.57

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Solution

The fourth proportional to 181,443,000,986.70, 250,391,365,869.96 and 100,152,839,280.57 is: 138,210,931,735.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,443,000,986.70 : 250,391,365,869.96 = 100,152,839,280.57 : x
  2. Step 2: Convert to fraction form
    181,443,000,986.70/250,391,365,869.96 = 100,152,839,280.57/x
  3. Step 3: Cross multiply
    181,443,000,986.70x = 250,391,365,869.96 × 100,152,839,280.57
  4. Step 4: Simplify right side
    181,443,000,986.70x = 25,077,406,223,216,504,995,840
  5. Step 5: Solve for x
    x = 25,077,406,223,216,504,995,840/181,443,000,986.70
  6. Step 6: Final answer
    x = 138,210,931,735.28

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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.