Home / 97,806,618.40-146,709,927.60-52,456,986.40

Finding the Fourth Proportional to 97,806,618.40, 146,709,927.60 and 52,456,986.40

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Solution

The fourth proportional to 97,806,618.40, 146,709,927.60 and 52,456,986.40 is: 78,685,479.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,806,618.40 : 146,709,927.60 = 52,456,986.40 : x
  2. Step 2: Convert to fraction form
    97,806,618.40/146,709,927.60 = 52,456,986.40/x
  3. Step 3: Cross multiply
    97,806,618.40x = 146,709,927.60 × 52,456,986.40
  4. Step 4: Simplify right side
    97,806,618.40x = 7,695,960,676,858,184
  5. Step 5: Solve for x
    x = 7,695,960,676,858,184/97,806,618.40
  6. Step 6: Final answer
    x = 78,685,479.60

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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.