Home / 192,578,977,935.69-288,820,731,564.86-65,090,835,426.08

Finding the Fourth Proportional to 192,578,977,935.69, 288,820,731,564.86 and 65,090,835,426.08

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Solution

The fourth proportional to 192,578,977,935.69, 288,820,731,564.86 and 65,090,835,426.08 is: 97,620,118,807.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,578,977,935.69 : 288,820,731,564.86 = 65,090,835,426.08 : x
  2. Step 2: Convert to fraction form
    192,578,977,935.69/288,820,731,564.86 = 65,090,835,426.08/x
  3. Step 3: Cross multiply
    192,578,977,935.69x = 288,820,731,564.86 × 65,090,835,426.08
  4. Step 4: Simplify right side
    192,578,977,935.69x = 18,799,582,705,929,485,811,712
  5. Step 5: Solve for x
    x = 18,799,582,705,929,485,811,712/192,578,977,935.69
  6. Step 6: Final answer
    x = 97,620,118,807.61

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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.