Home / 5,122,913,547,380.40-7,684,099,682,276-1,680,356,759,077.60

Finding the Fourth Proportional to 5,122,913,547,380.40, 7,684,099,682,276 and 1,680,356,759,077.60

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Solution

The fourth proportional to 5,122,913,547,380.40, 7,684,099,682,276 and 1,680,356,759,077.60 is: 2,520,446,366,919.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,122,913,547,380.40 : 7,684,099,682,276 = 1,680,356,759,077.60 : x
  2. Step 2: Convert to fraction form
    5,122,913,547,380.40/7,684,099,682,276 = 1,680,356,759,077.60/x
  3. Step 3: Cross multiply
    5,122,913,547,380.40x = 7,684,099,682,276 × 1,680,356,759,077.60
  4. Step 4: Simplify right side
    5,122,913,547,380.40x = 12,912,028,838,538,516,577,124,352
  5. Step 5: Solve for x
    x = 12,912,028,838,538,516,577,124,352/5,122,913,547,380.40
  6. Step 6: Final answer
    x = 2,520,446,366,919.68

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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.