Home / 15,309,064,878.60-22,945,457,465.10-6,465,886,638.60

Finding the Fourth Proportional to 15,309,064,878.60, 22,945,457,465.10 and 6,465,886,638.60

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Solution

The fourth proportional to 15,309,064,878.60, 22,945,457,465.10 and 6,465,886,638.60 is: 9,691,168,468.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,309,064,878.60 : 22,945,457,465.10 = 6,465,886,638.60 : x
  2. Step 2: Convert to fraction form
    15,309,064,878.60/22,945,457,465.10 = 6,465,886,638.60/x
  3. Step 3: Cross multiply
    15,309,064,878.60x = 22,945,457,465.10 × 6,465,886,638.60
  4. Step 4: Simplify right side
    15,309,064,878.60x = 148,362,726,840,154,718,208
  5. Step 5: Solve for x
    x = 148,362,726,840,154,718,208/15,309,064,878.60
  6. Step 6: Final answer
    x = 9,691,168,468.92

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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.