Home / 171,069,692.40-256,037,668.20-157,464,802.80

Finding the Fourth Proportional to 171,069,692.40, 256,037,668.20 and 157,464,802.80

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Solution

The fourth proportional to 171,069,692.40, 256,037,668.20 and 157,464,802.80 is: 235,675,416.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,069,692.40 : 256,037,668.20 = 157,464,802.80 : x
  2. Step 2: Convert to fraction form
    171,069,692.40/256,037,668.20 = 157,464,802.80/x
  3. Step 3: Cross multiply
    171,069,692.40x = 256,037,668.20 × 157,464,802.80
  4. Step 4: Simplify right side
    171,069,692.40x = 40,316,920,932,484,832
  5. Step 5: Solve for x
    x = 40,316,920,932,484,832/171,069,692.40
  6. Step 6: Final answer
    x = 235,675,416.07

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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.