Home / 538,564,752.63-743,252,665.16-297,159,547.93

Finding the Fourth Proportional to 538,564,752.63, 743,252,665.16 and 297,159,547.93

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Solution

The fourth proportional to 538,564,752.63, 743,252,665.16 and 297,159,547.93 is: 410,098,553.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,564,752.63 : 743,252,665.16 = 297,159,547.93 : x
  2. Step 2: Convert to fraction form
    538,564,752.63/743,252,665.16 = 297,159,547.93/x
  3. Step 3: Cross multiply
    538,564,752.63x = 743,252,665.16 × 297,159,547.93
  4. Step 4: Simplify right side
    538,564,752.63x = 220,864,625,975,598,048
  5. Step 5: Solve for x
    x = 220,864,625,975,598,048/538,564,752.63
  6. Step 6: Final answer
    x = 410,098,553.42

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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.