Home / 170,814,008.40-256,221,012.60-162,877,822.80

Finding the Fourth Proportional to 170,814,008.40, 256,221,012.60 and 162,877,822.80

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Solution

The fourth proportional to 170,814,008.40, 256,221,012.60 and 162,877,822.80 is: 244,316,734.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,814,008.40 : 256,221,012.60 = 162,877,822.80 : x
  2. Step 2: Convert to fraction form
    170,814,008.40/256,221,012.60 = 162,877,822.80/x
  3. Step 3: Cross multiply
    170,814,008.40x = 256,221,012.60 × 162,877,822.80
  4. Step 4: Simplify right side
    170,814,008.40x = 41,732,720,687,899,368
  5. Step 5: Solve for x
    x = 41,732,720,687,899,368/170,814,008.40
  6. Step 6: Final answer
    x = 244,316,734.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.