Home / 189,911,011.89-284,826,659.09-53,564,508.93

Finding the Fourth Proportional to 189,911,011.89, 284,826,659.09 and 53,564,508.93

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Solution

The fourth proportional to 189,911,011.89, 284,826,659.09 and 53,564,508.93 is: 80,335,521.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,911,011.89 : 284,826,659.09 = 53,564,508.93 : x
  2. Step 2: Convert to fraction form
    189,911,011.89/284,826,659.09 = 53,564,508.93/x
  3. Step 3: Cross multiply
    189,911,011.89x = 284,826,659.09 × 53,564,508.93
  4. Step 4: Simplify right side
    189,911,011.89x = 15,256,600,124,060,546
  5. Step 5: Solve for x
    x = 15,256,600,124,060,546/189,911,011.89
  6. Step 6: Final answer
    x = 80,335,521.21

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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.