Home / 377,544,580,708.07-521,011,730,384.85-203,929,719,266.64

Finding the Fourth Proportional to 377,544,580,708.07, 521,011,730,384.85 and 203,929,719,266.64

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Solution

The fourth proportional to 377,544,580,708.07, 521,011,730,384.85 and 203,929,719,266.64 is: 281,423,125,482.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,544,580,708.07 : 521,011,730,384.85 = 203,929,719,266.64 : x
  2. Step 2: Convert to fraction form
    377,544,580,708.07/521,011,730,384.85 = 203,929,719,266.64/x
  3. Step 3: Cross multiply
    377,544,580,708.07x = 521,011,730,384.85 × 203,929,719,266.64
  4. Step 4: Simplify right side
    377,544,580,708.07x = 106,249,775,912,008,800,010,240
  5. Step 5: Solve for x
    x = 106,249,775,912,008,800,010,240/377,544,580,708.07
  6. Step 6: Final answer
    x = 281,423,125,482.93

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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.