Home / 1,141,645,914.33-1,712,472,063.85-354,814,622.15

Finding the Fourth Proportional to 1,141,645,914.33, 1,712,472,063.85 and 354,814,622.15

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Solution

The fourth proportional to 1,141,645,914.33, 1,712,472,063.85 and 354,814,622.15 is: 532,222,925.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,645,914.33 : 1,712,472,063.85 = 354,814,622.15 : x
  2. Step 2: Convert to fraction form
    1,141,645,914.33/1,712,472,063.85 = 354,814,622.15/x
  3. Step 3: Cross multiply
    1,141,645,914.33x = 1,712,472,063.85 × 354,814,622.15
  4. Step 4: Simplify right side
    1,141,645,914.33x = 607,610,128,267,280,384
  5. Step 5: Solve for x
    x = 607,610,128,267,280,384/1,141,645,914.33
  6. Step 6: Final answer
    x = 532,222,925.38

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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.