Home / 199,349,496.60-299,080,232.10-97,116,869.40

Finding the Fourth Proportional to 199,349,496.60, 299,080,232.10 and 97,116,869.40

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Solution

The fourth proportional to 199,349,496.60, 299,080,232.10 and 97,116,869.40 is: 145,702,579.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,349,496.60 : 299,080,232.10 = 97,116,869.40 : x
  2. Step 2: Convert to fraction form
    199,349,496.60/299,080,232.10 = 97,116,869.40/x
  3. Step 3: Cross multiply
    199,349,496.60x = 299,080,232.10 × 97,116,869.40
  4. Step 4: Simplify right side
    199,349,496.60x = 29,045,735,840,977,392
  5. Step 5: Solve for x
    x = 29,045,735,840,977,392/199,349,496.60
  6. Step 6: Final answer
    x = 145,702,579.32

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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.