Home / 813,692,718,276.30-1,220,539,077,414.50-247,725,909,693.90

Finding the Fourth Proportional to 813,692,718,276.30, 1,220,539,077,414.50 and 247,725,909,693.90

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Solution

The fourth proportional to 813,692,718,276.30, 1,220,539,077,414.50 and 247,725,909,693.90 is: 371,588,864,540.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    813,692,718,276.30 : 1,220,539,077,414.50 = 247,725,909,693.90 : x
  2. Step 2: Convert to fraction form
    813,692,718,276.30/1,220,539,077,414.50 = 247,725,909,693.90/x
  3. Step 3: Cross multiply
    813,692,718,276.30x = 1,220,539,077,414.50 × 247,725,909,693.90
  4. Step 4: Simplify right side
    813,692,718,276.30x = 302,359,153,269,460,466,401,280
  5. Step 5: Solve for x
    x = 302,359,153,269,460,466,401,280/813,692,718,276.30
  6. Step 6: Final answer
    x = 371,588,864,540.87

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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.