Home / 454,896,065.80-682,344,098.70-163,808,115.40

Finding the Fourth Proportional to 454,896,065.80, 682,344,098.70 and 163,808,115.40

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Solution

The fourth proportional to 454,896,065.80, 682,344,098.70 and 163,808,115.40 is: 245,712,173.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,896,065.80 : 682,344,098.70 = 163,808,115.40 : x
  2. Step 2: Convert to fraction form
    454,896,065.80/682,344,098.70 = 163,808,115.40/x
  3. Step 3: Cross multiply
    454,896,065.80x = 682,344,098.70 × 163,808,115.40
  4. Step 4: Simplify right side
    454,896,065.80x = 111,773,500,862,358,608
  5. Step 5: Solve for x
    x = 111,773,500,862,358,608/454,896,065.80
  6. Step 6: Final answer
    x = 245,712,173.10

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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.