Home / 676,907,800.63-933,788,975.56-442,095,909.19

Finding the Fourth Proportional to 676,907,800.63, 933,788,975.56 and 442,095,909.19

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Solution

The fourth proportional to 676,907,800.63, 933,788,975.56 and 442,095,909.19 is: 609,867,822.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,907,800.63 : 933,788,975.56 = 442,095,909.19 : x
  2. Step 2: Convert to fraction form
    676,907,800.63/933,788,975.56 = 442,095,909.19/x
  3. Step 3: Cross multiply
    676,907,800.63x = 933,788,975.56 × 442,095,909.19
  4. Step 4: Simplify right side
    676,907,800.63x = 412,824,286,138,357,184
  5. Step 5: Solve for x
    x = 412,824,286,138,357,184/676,907,800.63
  6. Step 6: Final answer
    x = 609,867,822.11

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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.