Home / 68,239,085.40-102,358,628.10-37,946,948.40

Finding the Fourth Proportional to 68,239,085.40, 102,358,628.10 and 37,946,948.40

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Solution

The fourth proportional to 68,239,085.40, 102,358,628.10 and 37,946,948.40 is: 56,920,422.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,239,085.40 : 102,358,628.10 = 37,946,948.40 : x
  2. Step 2: Convert to fraction form
    68,239,085.40/102,358,628.10 = 37,946,948.40/x
  3. Step 3: Cross multiply
    68,239,085.40x = 102,358,628.10 × 37,946,948.40
  4. Step 4: Simplify right side
    68,239,085.40x = 3,884,197,578,805,489.50
  5. Step 5: Solve for x
    x = 3,884,197,578,805,489.50/68,239,085.40
  6. Step 6: Final answer
    x = 56,920,422.60

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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.