Home / 98,266,665.64-147,394,681.50-30,109,554.76

Finding the Fourth Proportional to 98,266,665.64, 147,394,681.50 and 30,109,554.76

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Solution

The fourth proportional to 98,266,665.64, 147,394,681.50 and 30,109,554.76 is: 45,162,702.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,266,665.64 : 147,394,681.50 = 30,109,554.76 : x
  2. Step 2: Convert to fraction form
    98,266,665.64/147,394,681.50 = 30,109,554.76/x
  3. Step 3: Cross multiply
    98,266,665.64x = 147,394,681.50 × 30,109,554.76
  4. Step 4: Simplify right side
    98,266,665.64x = 4,437,988,233,957,009
  5. Step 5: Solve for x
    x = 4,437,988,233,957,009/98,266,665.64
  6. Step 6: Final answer
    x = 45,162,702.99

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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.