Home / 662,723,823-994,229,230.86-253,779,988.08

Finding the Fourth Proportional to 662,723,823, 994,229,230.86 and 253,779,988.08

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Solution

The fourth proportional to 662,723,823, 994,229,230.86 and 253,779,988.08 is: 380,724,931.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,723,823 : 994,229,230.86 = 253,779,988.08 : x
  2. Step 2: Convert to fraction form
    662,723,823/994,229,230.86 = 253,779,988.08/x
  3. Step 3: Cross multiply
    662,723,823x = 994,229,230.86 × 253,779,988.08
  4. Step 4: Simplify right side
    662,723,823x = 252,315,482,356,438,400
  5. Step 5: Solve for x
    x = 252,315,482,356,438,400/662,723,823
  6. Step 6: Final answer
    x = 380,724,931.86

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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.