Home / 516,128,001.20-774,192,001.80-463,574,682.80

Finding the Fourth Proportional to 516,128,001.20, 774,192,001.80 and 463,574,682.80

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Solution

The fourth proportional to 516,128,001.20, 774,192,001.80 and 463,574,682.80 is: 695,362,024.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,128,001.20 : 774,192,001.80 = 463,574,682.80 : x
  2. Step 2: Convert to fraction form
    516,128,001.20/774,192,001.80 = 463,574,682.80/x
  3. Step 3: Cross multiply
    516,128,001.20x = 774,192,001.80 × 463,574,682.80
  4. Step 4: Simplify right side
    516,128,001.20x = 358,895,811,660,732,032
  5. Step 5: Solve for x
    x = 358,895,811,660,732,032/516,128,001.20
  6. Step 6: Final answer
    x = 695,362,024.20

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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.