Home / 454,896,004.80-682,344,007.20-163,808,054.40

Finding the Fourth Proportional to 454,896,004.80, 682,344,007.20 and 163,808,054.40

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Solution

The fourth proportional to 454,896,004.80, 682,344,007.20 and 163,808,054.40 is: 245,712,081.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,896,004.80 : 682,344,007.20 = 163,808,054.40 : x
  2. Step 2: Convert to fraction form
    454,896,004.80/682,344,007.20 = 163,808,054.40/x
  3. Step 3: Cross multiply
    454,896,004.80x = 682,344,007.20 × 163,808,054.40
  4. Step 4: Simplify right side
    454,896,004.80x = 111,773,444,250,931,600
  5. Step 5: Solve for x
    x = 111,773,444,250,931,600/454,896,004.80
  6. Step 6: Final answer
    x = 245,712,081.60

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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.