Home / 82,700,809.40-124,051,214.10-34,162,531.40

Finding the Fourth Proportional to 82,700,809.40, 124,051,214.10 and 34,162,531.40

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Solution

The fourth proportional to 82,700,809.40, 124,051,214.10 and 34,162,531.40 is: 51,243,797.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,700,809.40 : 124,051,214.10 = 34,162,531.40 : x
  2. Step 2: Convert to fraction form
    82,700,809.40/124,051,214.10 = 34,162,531.40/x
  3. Step 3: Cross multiply
    82,700,809.40x = 124,051,214.10 × 34,162,531.40
  4. Step 4: Simplify right side
    82,700,809.40x = 4,237,903,496,899,372.50
  5. Step 5: Solve for x
    x = 4,237,903,496,899,372.50/82,700,809.40
  6. Step 6: Final answer
    x = 51,243,797.10

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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.