Home / 65,995,280.70-98,992,921.05-48,989,168.70

Finding the Fourth Proportional to 65,995,280.70, 98,992,921.05 and 48,989,168.70

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Solution

The fourth proportional to 65,995,280.70, 98,992,921.05 and 48,989,168.70 is: 73,483,753.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,995,280.70 : 98,992,921.05 = 48,989,168.70 : x
  2. Step 2: Convert to fraction form
    65,995,280.70/98,992,921.05 = 48,989,168.70/x
  3. Step 3: Cross multiply
    65,995,280.70x = 98,992,921.05 × 48,989,168.70
  4. Step 4: Simplify right side
    65,995,280.70x = 4,849,580,909,424,231
  5. Step 5: Solve for x
    x = 4,849,580,909,424,231/65,995,280.70
  6. Step 6: Final answer
    x = 73,483,753.05

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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.