Home / 191,237,474.40-286,856,211.60-61,937,879.10

Finding the Fourth Proportional to 191,237,474.40, 286,856,211.60 and 61,937,879.10

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Solution

The fourth proportional to 191,237,474.40, 286,856,211.60 and 61,937,879.10 is: 92,906,818.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,237,474.40 : 286,856,211.60 = 61,937,879.10 : x
  2. Step 2: Convert to fraction form
    191,237,474.40/286,856,211.60 = 61,937,879.10/x
  3. Step 3: Cross multiply
    191,237,474.40x = 286,856,211.60 × 61,937,879.10
  4. Step 4: Simplify right side
    191,237,474.40x = 17,767,265,353,164,820
  5. Step 5: Solve for x
    x = 17,767,265,353,164,820/191,237,474.40
  6. Step 6: Final answer
    x = 92,906,818.65

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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.