Home / 1,165,883,169.60-1,749,020,709.60-348,078,139.20

Finding the Fourth Proportional to 1,165,883,169.60, 1,749,020,709.60 and 348,078,139.20

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Solution

The fourth proportional to 1,165,883,169.60, 1,749,020,709.60 and 348,078,139.20 is: 522,175,711.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,883,169.60 : 1,749,020,709.60 = 348,078,139.20 : x
  2. Step 2: Convert to fraction form
    1,165,883,169.60/1,749,020,709.60 = 348,078,139.20/x
  3. Step 3: Cross multiply
    1,165,883,169.60x = 1,749,020,709.60 × 348,078,139.20
  4. Step 4: Simplify right side
    1,165,883,169.60x = 608,795,874,019,831,552
  5. Step 5: Solve for x
    x = 608,795,874,019,831,552/1,165,883,169.60
  6. Step 6: Final answer
    x = 522,175,711.85

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1.5x scale

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.