Home / 542,461,812,163.20-813,692,718,244.80-165,150,606,441.60

Finding the Fourth Proportional to 542,461,812,163.20, 813,692,718,244.80 and 165,150,606,441.60

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Solution

The fourth proportional to 542,461,812,163.20, 813,692,718,244.80 and 165,150,606,441.60 is: 247,725,909,662.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,461,812,163.20 : 813,692,718,244.80 = 165,150,606,441.60 : x
  2. Step 2: Convert to fraction form
    542,461,812,163.20/813,692,718,244.80 = 165,150,606,441.60/x
  3. Step 3: Cross multiply
    542,461,812,163.20x = 813,692,718,244.80 × 165,150,606,441.60
  4. Step 4: Simplify right side
    542,461,812,163.20x = 134,381,845,875,242,699,849,728
  5. Step 5: Solve for x
    x = 134,381,845,875,242,699,849,728/542,461,812,163.20
  6. Step 6: Final answer
    x = 247,725,909,662.40

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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.