Home / 189,486,051.40-284,229,077.10-186,935,134.60

Finding the Fourth Proportional to 189,486,051.40, 284,229,077.10 and 186,935,134.60

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Solution

The fourth proportional to 189,486,051.40, 284,229,077.10 and 186,935,134.60 is: 280,402,701.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,486,051.40 : 284,229,077.10 = 186,935,134.60 : x
  2. Step 2: Convert to fraction form
    189,486,051.40/284,229,077.10 = 186,935,134.60/x
  3. Step 3: Cross multiply
    189,486,051.40x = 284,229,077.10 × 186,935,134.60
  4. Step 4: Simplify right side
    189,486,051.40x = 53,132,400,784,922,280
  5. Step 5: Solve for x
    x = 53,132,400,784,922,280/189,486,051.40
  6. Step 6: Final answer
    x = 280,402,701.90

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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.