Home / 5,237,926,679.88-7,227,259,779.88-3,009,828,400.92

Finding the Fourth Proportional to 5,237,926,679.88, 7,227,259,779.88 and 3,009,828,400.92

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Solution

The fourth proportional to 5,237,926,679.88, 7,227,259,779.88 and 3,009,828,400.92 is: 4,152,943,153.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,237,926,679.88 : 7,227,259,779.88 = 3,009,828,400.92 : x
  2. Step 2: Convert to fraction form
    5,237,926,679.88/7,227,259,779.88 = 3,009,828,400.92/x
  3. Step 3: Cross multiply
    5,237,926,679.88x = 7,227,259,779.88 × 3,009,828,400.92
  4. Step 4: Simplify right side
    5,237,926,679.88x = 21,752,811,746,312,962,048
  5. Step 5: Solve for x
    x = 21,752,811,746,312,962,048/5,237,926,679.88
  6. Step 6: Final answer
    x = 4,152,943,153.99

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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.