Home / 589,036,218.17-812,872,442.25-324,712,411.70

Finding the Fourth Proportional to 589,036,218.17, 812,872,442.25 and 324,712,411.70

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Solution

The fourth proportional to 589,036,218.17, 812,872,442.25 and 324,712,411.70 is: 448,104,484.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,036,218.17 : 812,872,442.25 = 324,712,411.70 : x
  2. Step 2: Convert to fraction form
    589,036,218.17/812,872,442.25 = 324,712,411.70/x
  3. Step 3: Cross multiply
    589,036,218.17x = 812,872,442.25 × 324,712,411.70
  4. Step 4: Simplify right side
    589,036,218.17x = 263,949,771,123,402,112
  5. Step 5: Solve for x
    x = 263,949,771,123,402,112/589,036,218.17
  6. Step 6: Final answer
    x = 448,104,484.89

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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.