Home / 102,253,140-153,382,859.28-44,715,794.40

Finding the Fourth Proportional to 102,253,140, 153,382,859.28 and 44,715,794.40

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Solution

The fourth proportional to 102,253,140, 153,382,859.28 and 44,715,794.40 is: 67,075,068.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,253,140 : 153,382,859.28 = 44,715,794.40 : x
  2. Step 2: Convert to fraction form
    102,253,140/153,382,859.28 = 44,715,794.40/x
  3. Step 3: Cross multiply
    102,253,140x = 153,382,859.28 × 44,715,794.40
  4. Step 4: Simplify right side
    102,253,140x = 6,858,636,400,048,612
  5. Step 5: Solve for x
    x = 6,858,636,400,048,612/102,253,140
  6. Step 6: Final answer
    x = 67,075,068.80

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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.