Home / 1,456,955,240.70-2,185,432,861.05-992,050,653.90

Finding the Fourth Proportional to 1,456,955,240.70, 2,185,432,861.05 and 992,050,653.90

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Solution

The fourth proportional to 1,456,955,240.70, 2,185,432,861.05 and 992,050,653.90 is: 1,488,075,980.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,955,240.70 : 2,185,432,861.05 = 992,050,653.90 : x
  2. Step 2: Convert to fraction form
    1,456,955,240.70/2,185,432,861.05 = 992,050,653.90/x
  3. Step 3: Cross multiply
    1,456,955,240.70x = 2,185,432,861.05 × 992,050,653.90
  4. Step 4: Simplify right side
    1,456,955,240.70x = 2,168,060,098,859,200,512
  5. Step 5: Solve for x
    x = 2,168,060,098,859,200,512/1,456,955,240.70
  6. Step 6: Final answer
    x = 1,488,075,980.85

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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.