Home / 163,784,413,657.20-245,676,620,485.80-145,499,442,034.80

Finding the Fourth Proportional to 163,784,413,657.20, 245,676,620,485.80 and 145,499,442,034.80

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Solution

The fourth proportional to 163,784,413,657.20, 245,676,620,485.80 and 145,499,442,034.80 is: 218,249,163,052.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,784,413,657.20 : 245,676,620,485.80 = 145,499,442,034.80 : x
  2. Step 2: Convert to fraction form
    163,784,413,657.20/245,676,620,485.80 = 145,499,442,034.80/x
  3. Step 3: Cross multiply
    163,784,413,657.20x = 245,676,620,485.80 × 145,499,442,034.80
  4. Step 4: Simplify right side
    163,784,413,657.20x = 35,745,811,201,679,211,626,496
  5. Step 5: Solve for x
    x = 35,745,811,201,679,211,626,496/163,784,413,657.20
  6. Step 6: Final answer
    x = 218,249,163,052.20

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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.