Home / 1,009,860,266.61-1,514,941,861.21-354,695,816.61

Finding the Fourth Proportional to 1,009,860,266.61, 1,514,941,861.21 and 354,695,816.61

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Solution

The fourth proportional to 1,009,860,266.61, 1,514,941,861.21 and 354,695,816.61 is: 532,096,923.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,860,266.61 : 1,514,941,861.21 = 354,695,816.61 : x
  2. Step 2: Convert to fraction form
    1,009,860,266.61/1,514,941,861.21 = 354,695,816.61/x
  3. Step 3: Cross multiply
    1,009,860,266.61x = 1,514,941,861.21 × 354,695,816.61
  4. Step 4: Simplify right side
    1,009,860,266.61x = 537,343,540,569,206,016
  5. Step 5: Solve for x
    x = 537,343,540,569,206,016/1,009,860,266.61
  6. Step 6: Final answer
    x = 532,096,923.05

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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.