Home / 253,084,510.71-379,013,719.59-175,143,011.58

Finding the Fourth Proportional to 253,084,510.71, 379,013,719.59 and 175,143,011.58

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Solution

The fourth proportional to 253,084,510.71, 379,013,719.59 and 175,143,011.58 is: 262,290,268.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,084,510.71 : 379,013,719.59 = 175,143,011.58 : x
  2. Step 2: Convert to fraction form
    253,084,510.71/379,013,719.59 = 175,143,011.58/x
  3. Step 3: Cross multiply
    253,084,510.71x = 379,013,719.59 × 175,143,011.58
  4. Step 4: Simplify right side
    253,084,510.71x = 66,381,604,279,133,752
  5. Step 5: Solve for x
    x = 66,381,604,279,133,752/253,084,510.71
  6. Step 6: Final answer
    x = 262,290,268.55

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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.