Home / 370,062,072.12-510,686,258.88-202,771,752.64

Finding the Fourth Proportional to 370,062,072.12, 510,686,258.88 and 202,771,752.64

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Solution

The fourth proportional to 370,062,072.12, 510,686,258.88 and 202,771,752.64 is: 279,825,347.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,062,072.12 : 510,686,258.88 = 202,771,752.64 : x
  2. Step 2: Convert to fraction form
    370,062,072.12/510,686,258.88 = 202,771,752.64/x
  3. Step 3: Cross multiply
    370,062,072.12x = 510,686,258.88 × 202,771,752.64
  4. Step 4: Simplify right side
    370,062,072.12x = 103,552,747,760,600,368
  5. Step 5: Solve for x
    x = 103,552,747,760,600,368/370,062,072.12
  6. Step 6: Final answer
    x = 279,825,347.05

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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.