Home / 841,355,160.95-1,262,058,451.89-288,649,836.33

Finding the Fourth Proportional to 841,355,160.95, 1,262,058,451.89 and 288,649,836.33

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Solution

The fourth proportional to 841,355,160.95, 1,262,058,451.89 and 288,649,836.33 is: 432,983,575.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,355,160.95 : 1,262,058,451.89 = 288,649,836.33 : x
  2. Step 2: Convert to fraction form
    841,355,160.95/1,262,058,451.89 = 288,649,836.33/x
  3. Step 3: Cross multiply
    841,355,160.95x = 1,262,058,451.89 × 288,649,836.33
  4. Step 4: Simplify right side
    841,355,160.95x = 364,292,965,572,757,440
  5. Step 5: Solve for x
    x = 364,292,965,572,757,440/841,355,160.95
  6. Step 6: Final answer
    x = 432,983,575.17

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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.