Home / 162,908,746.40-244,363,119.60-145,052,328.80

Finding the Fourth Proportional to 162,908,746.40, 244,363,119.60 and 145,052,328.80

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Solution

The fourth proportional to 162,908,746.40, 244,363,119.60 and 145,052,328.80 is: 217,578,493.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,908,746.40 : 244,363,119.60 = 145,052,328.80 : x
  2. Step 2: Convert to fraction form
    162,908,746.40/244,363,119.60 = 145,052,328.80/x
  3. Step 3: Cross multiply
    162,908,746.40x = 244,363,119.60 × 145,052,328.80
  4. Step 4: Simplify right side
    162,908,746.40x = 35,445,439,570,812,928
  5. Step 5: Solve for x
    x = 35,445,439,570,812,928/162,908,746.40
  6. Step 6: Final answer
    x = 217,578,493.20

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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.