Home / 1,528,194,818.94-2,108,896,172.88-859,142,846.12

Finding the Fourth Proportional to 1,528,194,818.94, 2,108,896,172.88 and 859,142,846.12

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Solution

The fourth proportional to 1,528,194,818.94, 2,108,896,172.88 and 859,142,846.12 is: 1,185,610,000.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,194,818.94 : 2,108,896,172.88 = 859,142,846.12 : x
  2. Step 2: Convert to fraction form
    1,528,194,818.94/2,108,896,172.88 = 859,142,846.12/x
  3. Step 3: Cross multiply
    1,528,194,818.94x = 2,108,896,172.88 × 859,142,846.12
  4. Step 4: Simplify right side
    1,528,194,818.94x = 1,811,843,060,129,154,304
  5. Step 5: Solve for x
    x = 1,811,843,060,129,154,304/1,528,194,818.94
  6. Step 6: Final answer
    x = 1,185,610,000.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.