Home / 264,434,877.40-396,652,316.10-82,700,426.20

Finding the Fourth Proportional to 264,434,877.40, 396,652,316.10 and 82,700,426.20

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Solution

The fourth proportional to 264,434,877.40, 396,652,316.10 and 82,700,426.20 is: 124,050,639.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,434,877.40 : 396,652,316.10 = 82,700,426.20 : x
  2. Step 2: Convert to fraction form
    264,434,877.40/396,652,316.10 = 82,700,426.20/x
  3. Step 3: Cross multiply
    264,434,877.40x = 396,652,316.10 × 82,700,426.20
  4. Step 4: Simplify right side
    264,434,877.40x = 32,803,315,594,687,124
  5. Step 5: Solve for x
    x = 32,803,315,594,687,124/264,434,877.40
  6. Step 6: Final answer
    x = 124,050,639.30

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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.