Home / 8,087,771,746.20-12,131,657,619.30-6,618,443,669.40

Finding the Fourth Proportional to 8,087,771,746.20, 12,131,657,619.30 and 6,618,443,669.40

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Solution

The fourth proportional to 8,087,771,746.20, 12,131,657,619.30 and 6,618,443,669.40 is: 9,927,665,504.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087,771,746.20 : 12,131,657,619.30 = 6,618,443,669.40 : x
  2. Step 2: Convert to fraction form
    8,087,771,746.20/12,131,657,619.30 = 6,618,443,669.40/x
  3. Step 3: Cross multiply
    8,087,771,746.20x = 12,131,657,619.30 × 6,618,443,669.40
  4. Step 4: Simplify right side
    8,087,771,746.20x = 80,292,692,569,784,352,768
  5. Step 5: Solve for x
    x = 80,292,692,569,784,352,768/8,087,771,746.20
  6. Step 6: Final answer
    x = 9,927,665,504.10

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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.