Home / 370,241,254-510,921,868.52-202,971,795.76

Finding the Fourth Proportional to 370,241,254, 510,921,868.52 and 202,971,795.76

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Solution

The fourth proportional to 370,241,254, 510,921,868.52 and 202,971,795.76 is: 280,095,013.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,241,254 : 510,921,868.52 = 202,971,795.76 : x
  2. Step 2: Convert to fraction form
    370,241,254/510,921,868.52 = 202,971,795.76/x
  3. Step 3: Cross multiply
    370,241,254x = 510,921,868.52 × 202,971,795.76
  4. Step 4: Simplify right side
    370,241,254x = 103,702,729,146,559,008
  5. Step 5: Solve for x
    x = 103,702,729,146,559,008/370,241,254
  6. Step 6: Final answer
    x = 280,095,013.79

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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.