Home / 1,068,186,753.65-1,602,134,679.18-281,174,497.36

Finding the Fourth Proportional to 1,068,186,753.65, 1,602,134,679.18 and 281,174,497.36

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Solution

The fourth proportional to 1,068,186,753.65, 1,602,134,679.18 and 281,174,497.36 is: 421,723,459.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,186,753.65 : 1,602,134,679.18 = 281,174,497.36 : x
  2. Step 2: Convert to fraction form
    1,068,186,753.65/1,602,134,679.18 = 281,174,497.36/x
  3. Step 3: Cross multiply
    1,068,186,753.65x = 1,602,134,679.18 × 281,174,497.36
  4. Step 4: Simplify right side
    1,068,186,753.65x = 450,479,413,118,496,448
  5. Step 5: Solve for x
    x = 450,479,413,118,496,448/1,068,186,753.65
  6. Step 6: Final answer
    x = 421,723,459.48

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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.