Home / 70,614,937.92-97,492,090.08-55,989,681.60

Finding the Fourth Proportional to 70,614,937.92, 97,492,090.08 and 55,989,681.60

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Solution

The fourth proportional to 70,614,937.92, 97,492,090.08 and 55,989,681.60 is: 77,300,231.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,614,937.92 : 97,492,090.08 = 55,989,681.60 : x
  2. Step 2: Convert to fraction form
    70,614,937.92/97,492,090.08 = 55,989,681.60/x
  3. Step 3: Cross multiply
    70,614,937.92x = 97,492,090.08 × 55,989,681.60
  4. Step 4: Simplify right side
    70,614,937.92x = 5,458,551,082,097,719
  5. Step 5: Solve for x
    x = 5,458,551,082,097,719/70,614,937.92
  6. Step 6: Final answer
    x = 77,300,231.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.