Home / 73,868,139.30-110,802,208.95-67,916,000.10

Finding the Fourth Proportional to 73,868,139.30, 110,802,208.95 and 67,916,000.10

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Solution

The fourth proportional to 73,868,139.30, 110,802,208.95 and 67,916,000.10 is: 101,874,000.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,868,139.30 : 110,802,208.95 = 67,916,000.10 : x
  2. Step 2: Convert to fraction form
    73,868,139.30/110,802,208.95 = 67,916,000.10/x
  3. Step 3: Cross multiply
    73,868,139.30x = 110,802,208.95 × 67,916,000.10
  4. Step 4: Simplify right side
    73,868,139.30x = 7,525,242,834,128,420
  5. Step 5: Solve for x
    x = 7,525,242,834,128,420/73,868,139.30
  6. Step 6: Final answer
    x = 101,874,000.15

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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.