Home / 170,426,088.40-255,639,132.60-161,692,085.20

Finding the Fourth Proportional to 170,426,088.40, 255,639,132.60 and 161,692,085.20

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Solution

The fourth proportional to 170,426,088.40, 255,639,132.60 and 161,692,085.20 is: 242,538,127.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,426,088.40 : 255,639,132.60 = 161,692,085.20 : x
  2. Step 2: Convert to fraction form
    170,426,088.40/255,639,132.60 = 161,692,085.20/x
  3. Step 3: Cross multiply
    170,426,088.40x = 255,639,132.60 × 161,692,085.20
  4. Step 4: Simplify right side
    170,426,088.40x = 41,334,824,408,813,296
  5. Step 5: Solve for x
    x = 41,334,824,408,813,296/170,426,088.40
  6. Step 6: Final answer
    x = 242,538,127.80

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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.