Home / 531,400,226.75-797,046,521.47-143,262,292.40

Finding the Fourth Proportional to 531,400,226.75, 797,046,521.47 and 143,262,292.40

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Solution

The fourth proportional to 531,400,226.75, 797,046,521.47 and 143,262,292.40 is: 214,878,929.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,400,226.75 : 797,046,521.47 = 143,262,292.40 : x
  2. Step 2: Convert to fraction form
    531,400,226.75/797,046,521.47 = 143,262,292.40/x
  3. Step 3: Cross multiply
    531,400,226.75x = 797,046,521.47 × 143,262,292.40
  4. Step 4: Simplify right side
    531,400,226.75x = 114,186,711,816,872,480
  5. Step 5: Solve for x
    x = 114,186,711,816,872,480/531,400,226.75
  6. Step 6: Final answer
    x = 214,878,929.42

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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.