Home / 440,437,483.36-607,654,957.92-249,678,036

Finding the Fourth Proportional to 440,437,483.36, 607,654,957.92 and 249,678,036

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Solution

The fourth proportional to 440,437,483.36, 607,654,957.92 and 249,678,036 is: 344,471,354.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,437,483.36 : 607,654,957.92 = 249,678,036 : x
  2. Step 2: Convert to fraction form
    440,437,483.36/607,654,957.92 = 249,678,036/x
  3. Step 3: Cross multiply
    440,437,483.36x = 607,654,957.92 × 249,678,036
  4. Step 4: Simplify right side
    440,437,483.36x = 151,718,096,459,128,224
  5. Step 5: Solve for x
    x = 151,718,096,459,128,224/440,437,483.36
  6. Step 6: Final answer
    x = 344,471,354.49

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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.