Home / 191,455,037,340.96-287,188,406,586.36-65,683,870,158.72

Finding the Fourth Proportional to 191,455,037,340.96, 287,188,406,586.36 and 65,683,870,158.72

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Solution

The fourth proportional to 191,455,037,340.96, 287,188,406,586.36 and 65,683,870,158.72 is: 98,527,812,437.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,455,037,340.96 : 287,188,406,586.36 = 65,683,870,158.72 : x
  2. Step 2: Convert to fraction form
    191,455,037,340.96/287,188,406,586.36 = 65,683,870,158.72/x
  3. Step 3: Cross multiply
    191,455,037,340.96x = 287,188,406,586.36 × 65,683,870,158.72
  4. Step 4: Simplify right side
    191,455,037,340.96x = 18,863,646,009,308,156,526,592
  5. Step 5: Solve for x
    x = 18,863,646,009,308,156,526,592/191,455,037,340.96
  6. Step 6: Final answer
    x = 98,527,812,437.31

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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.