Home / 3,240,479,509.90-4,472,581,124.74-1,970,050,543.89

Finding the Fourth Proportional to 3,240,479,509.90, 4,472,581,124.74 and 1,970,050,543.89

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Solution

The fourth proportional to 3,240,479,509.90, 4,472,581,124.74 and 1,970,050,543.89 is: 2,719,107,110.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,479,509.90 : 4,472,581,124.74 = 1,970,050,543.89 : x
  2. Step 2: Convert to fraction form
    3,240,479,509.90/4,472,581,124.74 = 1,970,050,543.89/x
  3. Step 3: Cross multiply
    3,240,479,509.90x = 4,472,581,124.74 × 1,970,050,543.89
  4. Step 4: Simplify right side
    3,240,479,509.90x = 8,811,210,877,409,766,400
  5. Step 5: Solve for x
    x = 8,811,210,877,409,766,400/3,240,479,509.90
  6. Step 6: Final answer
    x = 2,719,107,110.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.