Home / 191,352,761.44-286,795,956-99,185,686.96

Finding the Fourth Proportional to 191,352,761.44, 286,795,956 and 99,185,686.96

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Solution

The fourth proportional to 191,352,761.44, 286,795,956 and 99,185,686.96 is: 148,657,660.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,352,761.44 : 286,795,956 = 99,185,686.96 : x
  2. Step 2: Convert to fraction form
    191,352,761.44/286,795,956 = 99,185,686.96/x
  3. Step 3: Cross multiply
    191,352,761.44x = 286,795,956 × 99,185,686.96
  4. Step 4: Simplify right side
    191,352,761.44x = 28,446,053,913,209,932
  5. Step 5: Solve for x
    x = 28,446,053,913,209,932/191,352,761.44
  6. Step 6: Final answer
    x = 148,657,660.85

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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.