Home / 113,527,234.80-170,290,852.20-77,695,426.80

Finding the Fourth Proportional to 113,527,234.80, 170,290,852.20 and 77,695,426.80

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Solution

The fourth proportional to 113,527,234.80, 170,290,852.20 and 77,695,426.80 is: 116,543,140.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,527,234.80 : 170,290,852.20 = 77,695,426.80 : x
  2. Step 2: Convert to fraction form
    113,527,234.80/170,290,852.20 = 77,695,426.80/x
  3. Step 3: Cross multiply
    113,527,234.80x = 170,290,852.20 × 77,695,426.80
  4. Step 4: Simplify right side
    113,527,234.80x = 13,230,820,441,814,718
  5. Step 5: Solve for x
    x = 13,230,820,441,814,718/113,527,234.80
  6. Step 6: Final answer
    x = 116,543,140.20

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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.