Home / 191,455,037,342.96-287,188,406,589.36-65,683,870,160.72

Finding the Fourth Proportional to 191,455,037,342.96, 287,188,406,589.36 and 65,683,870,160.72

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Solution

The fourth proportional to 191,455,037,342.96, 287,188,406,589.36 and 65,683,870,160.72 is: 98,527,812,440.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,455,037,342.96 : 287,188,406,589.36 = 65,683,870,160.72 : x
  2. Step 2: Convert to fraction form
    191,455,037,342.96/287,188,406,589.36 = 65,683,870,160.72/x
  3. Step 3: Cross multiply
    191,455,037,342.96x = 287,188,406,589.36 × 65,683,870,160.72
  4. Step 4: Simplify right side
    191,455,037,342.96x = 18,863,646,010,079,585,501,184
  5. Step 5: Solve for x
    x = 18,863,646,010,079,585,501,184/191,455,037,342.96
  6. Step 6: Final answer
    x = 98,527,812,440.31

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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.