Home / 28,811,293,060-39,759,584,422.80-15,625,187,716

Finding the Fourth Proportional to 28,811,293,060, 39,759,584,422.80 and 15,625,187,716

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Solution

The fourth proportional to 28,811,293,060, 39,759,584,422.80 and 15,625,187,716 is: 21,562,759,048.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,811,293,060 : 39,759,584,422.80 = 15,625,187,716 : x
  2. Step 2: Convert to fraction form
    28,811,293,060/39,759,584,422.80 = 15,625,187,716/x
  3. Step 3: Cross multiply
    28,811,293,060x = 39,759,584,422.80 × 15,625,187,716
  4. Step 4: Simplify right side
    28,811,293,060x = 621,250,970,116,399,562,752
  5. Step 5: Solve for x
    x = 621,250,970,116,399,562,752/28,811,293,060
  6. Step 6: Final answer
    x = 21,562,759,048.08

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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.