Home / 466,690,143.48-644,058,226.04-257,841,802.14

Finding the Fourth Proportional to 466,690,143.48, 644,058,226.04 and 257,841,802.14

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Solution

The fourth proportional to 466,690,143.48, 644,058,226.04 and 257,841,802.14 is: 355,835,956.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,690,143.48 : 644,058,226.04 = 257,841,802.14 : x
  2. Step 2: Convert to fraction form
    466,690,143.48/644,058,226.04 = 257,841,802.14/x
  3. Step 3: Cross multiply
    466,690,143.48x = 644,058,226.04 × 257,841,802.14
  4. Step 4: Simplify right side
    466,690,143.48x = 166,065,133,683,955,840
  5. Step 5: Solve for x
    x = 166,065,133,683,955,840/466,690,143.48
  6. Step 6: Final answer
    x = 355,835,956.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.