Home / 1,255,698,998.10-1,883,548,497.15-983,302,607.70

Finding the Fourth Proportional to 1,255,698,998.10, 1,883,548,497.15 and 983,302,607.70

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Solution

The fourth proportional to 1,255,698,998.10, 1,883,548,497.15 and 983,302,607.70 is: 1,474,953,911.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,698,998.10 : 1,883,548,497.15 = 983,302,607.70 : x
  2. Step 2: Convert to fraction form
    1,255,698,998.10/1,883,548,497.15 = 983,302,607.70/x
  3. Step 3: Cross multiply
    1,255,698,998.10x = 1,883,548,497.15 × 983,302,607.70
  4. Step 4: Simplify right side
    1,255,698,998.10x = 1,852,098,148,977,011,200
  5. Step 5: Solve for x
    x = 1,852,098,148,977,011,200/1,255,698,998.10
  6. Step 6: Final answer
    x = 1,474,953,911.55

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Double scale
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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.