Home / 1,335,469,564.63-1,842,942,095.45-763,243,070.46

Finding the Fourth Proportional to 1,335,469,564.63, 1,842,942,095.45 and 763,243,070.46

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Solution

The fourth proportional to 1,335,469,564.63, 1,842,942,095.45 and 763,243,070.46 is: 1,053,272,063.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,469,564.63 : 1,842,942,095.45 = 763,243,070.46 : x
  2. Step 2: Convert to fraction form
    1,335,469,564.63/1,842,942,095.45 = 763,243,070.46/x
  3. Step 3: Cross multiply
    1,335,469,564.63x = 1,842,942,095.45 × 763,243,070.46
  4. Step 4: Simplify right side
    1,335,469,564.63x = 1,406,612,783,603,417,344
  5. Step 5: Solve for x
    x = 1,406,612,783,603,417,344/1,335,469,564.63
  6. Step 6: Final answer
    x = 1,053,272,063.15

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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.