Home / 1,913,860,248-2,641,128,204.96-1,033,793,960.64

Finding the Fourth Proportional to 1,913,860,248, 2,641,128,204.96 and 1,033,793,960.64

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Solution

The fourth proportional to 1,913,860,248, 2,641,128,204.96 and 1,033,793,960.64 is: 1,426,636,239.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,860,248 : 2,641,128,204.96 = 1,033,793,960.64 : x
  2. Step 2: Convert to fraction form
    1,913,860,248/2,641,128,204.96 = 1,033,793,960.64/x
  3. Step 3: Cross multiply
    1,913,860,248x = 2,641,128,204.96 × 1,033,793,960.64
  4. Step 4: Simplify right side
    1,913,860,248x = 2,730,382,387,563,612,160
  5. Step 5: Solve for x
    x = 2,730,382,387,563,612,160/1,913,860,248
  6. Step 6: Final answer
    x = 1,426,636,239.72

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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.