Home / 676,907,804.62-933,788,981.08-442,095,913.18

Finding the Fourth Proportional to 676,907,804.62, 933,788,981.08 and 442,095,913.18

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Solution

The fourth proportional to 676,907,804.62, 933,788,981.08 and 442,095,913.18 is: 609,867,827.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,907,804.62 : 933,788,981.08 = 442,095,913.18 : x
  2. Step 2: Convert to fraction form
    676,907,804.62/933,788,981.08 = 442,095,913.18/x
  3. Step 3: Cross multiply
    676,907,804.62x = 933,788,981.08 × 442,095,913.18
  4. Step 4: Simplify right side
    676,907,804.62x = 412,824,292,307,984,384
  5. Step 5: Solve for x
    x = 412,824,292,307,984,384/676,907,804.62
  6. Step 6: Final answer
    x = 609,867,827.63

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Double scale
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1.5x scale

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.