Home / 538,812,197.40-808,218,296.10-175,306,553.40

Finding the Fourth Proportional to 538,812,197.40, 808,218,296.10 and 175,306,553.40

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Solution

The fourth proportional to 538,812,197.40, 808,218,296.10 and 175,306,553.40 is: 262,959,830.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,812,197.40 : 808,218,296.10 = 175,306,553.40 : x
  2. Step 2: Convert to fraction form
    538,812,197.40/808,218,296.10 = 175,306,553.40/x
  3. Step 3: Cross multiply
    538,812,197.40x = 808,218,296.10 × 175,306,553.40
  4. Step 4: Simplify right side
    538,812,197.40x = 141,685,963,884,111,664
  5. Step 5: Solve for x
    x = 141,685,963,884,111,664/538,812,197.40
  6. Step 6: Final answer
    x = 262,959,830.10

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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.