Home / 356,648,526.24-492,228,764.04-217,500,001.60

Finding the Fourth Proportional to 356,648,526.24, 492,228,764.04 and 217,500,001.60

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Solution

The fourth proportional to 356,648,526.24, 492,228,764.04 and 217,500,001.60 is: 300,182,810.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,648,526.24 : 492,228,764.04 = 217,500,001.60 : x
  2. Step 2: Convert to fraction form
    356,648,526.24/492,228,764.04 = 217,500,001.60/x
  3. Step 3: Cross multiply
    356,648,526.24x = 492,228,764.04 × 217,500,001.60
  4. Step 4: Simplify right side
    356,648,526.24x = 107,059,756,966,266,032
  5. Step 5: Solve for x
    x = 107,059,756,966,266,032/356,648,526.24
  6. Step 6: Final answer
    x = 300,182,810.50

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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.