Home / 67,824,006.30-101,736,009.45-65,178,611.10

Finding the Fourth Proportional to 67,824,006.30, 101,736,009.45 and 65,178,611.10

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Solution

The fourth proportional to 67,824,006.30, 101,736,009.45 and 65,178,611.10 is: 97,767,916.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,824,006.30 : 101,736,009.45 = 65,178,611.10 : x
  2. Step 2: Convert to fraction form
    67,824,006.30/101,736,009.45 = 65,178,611.10/x
  3. Step 3: Cross multiply
    67,824,006.30x = 101,736,009.45 × 65,178,611.10
  4. Step 4: Simplify right side
    67,824,006.30x = 6,631,011,794,807,475
  5. Step 5: Solve for x
    x = 6,631,011,794,807,475/67,824,006.30
  6. Step 6: Final answer
    x = 97,767,916.65

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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.