Home / 189,490,064.60-284,235,096.90-161,748,844.40

Finding the Fourth Proportional to 189,490,064.60, 284,235,096.90 and 161,748,844.40

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Solution

The fourth proportional to 189,490,064.60, 284,235,096.90 and 161,748,844.40 is: 242,623,266.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,490,064.60 : 284,235,096.90 = 161,748,844.40 : x
  2. Step 2: Convert to fraction form
    189,490,064.60/284,235,096.90 = 161,748,844.40/x
  3. Step 3: Cross multiply
    189,490,064.60x = 284,235,096.90 × 161,748,844.40
  4. Step 4: Simplify right side
    189,490,064.60x = 45,974,698,461,497,024
  5. Step 5: Solve for x
    x = 45,974,698,461,497,024/189,490,064.60
  6. Step 6: Final answer
    x = 242,623,266.60

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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.