Home / 112,268,000.80-168,402,001.20-106,032,426.40

Finding the Fourth Proportional to 112,268,000.80, 168,402,001.20 and 106,032,426.40

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Solution

The fourth proportional to 112,268,000.80, 168,402,001.20 and 106,032,426.40 is: 159,048,639.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,268,000.80 : 168,402,001.20 = 106,032,426.40 : x
  2. Step 2: Convert to fraction form
    112,268,000.80/168,402,001.20 = 106,032,426.40/x
  3. Step 3: Cross multiply
    112,268,000.80x = 168,402,001.20 × 106,032,426.40
  4. Step 4: Simplify right side
    112,268,000.80x = 17,856,072,797,851,712
  5. Step 5: Solve for x
    x = 17,856,072,797,851,712/112,268,000.80
  6. Step 6: Final answer
    x = 159,048,639.60

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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.