Home / 147,988,134.12-221,881,307.57-75,064,297.64

Finding the Fourth Proportional to 147,988,134.12, 221,881,307.57 and 75,064,297.64

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Solution

The fourth proportional to 147,988,134.12, 221,881,307.57 and 75,064,297.64 is: 112,545,270.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,988,134.12 : 221,881,307.57 = 75,064,297.64 : x
  2. Step 2: Convert to fraction form
    147,988,134.12/221,881,307.57 = 75,064,297.64/x
  3. Step 3: Cross multiply
    147,988,134.12x = 221,881,307.57 × 75,064,297.64
  4. Step 4: Simplify right side
    147,988,134.12x = 16,655,364,511,811,544
  5. Step 5: Solve for x
    x = 16,655,364,511,811,544/147,988,134.12
  6. Step 6: Final answer
    x = 112,545,270.00

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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.