Home / 676,476,333-933,521,461.92-398,035,891.08

Finding the Fourth Proportional to 676,476,333, 933,521,461.92 and 398,035,891.08

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Solution

The fourth proportional to 676,476,333, 933,521,461.92 and 398,035,891.08 is: 549,280,187.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,476,333 : 933,521,461.92 = 398,035,891.08 : x
  2. Step 2: Convert to fraction form
    676,476,333/933,521,461.92 = 398,035,891.08/x
  3. Step 3: Cross multiply
    676,476,333x = 933,521,461.92 × 398,035,891.08
  4. Step 4: Simplify right side
    676,476,333x = 371,575,046,937,631,424
  5. Step 5: Solve for x
    x = 371,575,046,937,631,424/676,476,333
  6. Step 6: Final answer
    x = 549,280,187.36

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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.