Home / 123,576,011.60-185,364,017.40-117,907,307.60

Finding the Fourth Proportional to 123,576,011.60, 185,364,017.40 and 117,907,307.60

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Solution

The fourth proportional to 123,576,011.60, 185,364,017.40 and 117,907,307.60 is: 176,860,961.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,576,011.60 : 185,364,017.40 = 117,907,307.60 : x
  2. Step 2: Convert to fraction form
    123,576,011.60/185,364,017.40 = 117,907,307.60/x
  3. Step 3: Cross multiply
    123,576,011.60x = 185,364,017.40 × 117,907,307.60
  4. Step 4: Simplify right side
    123,576,011.60x = 21,855,772,217,553,552
  5. Step 5: Solve for x
    x = 21,855,772,217,553,552/123,576,011.60
  6. Step 6: Final answer
    x = 176,860,961.40

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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.