Home / 790,275,060.50-1,090,579,583.49-442,594,548.50

Finding the Fourth Proportional to 790,275,060.50, 1,090,579,583.49 and 442,594,548.50

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Solution

The fourth proportional to 790,275,060.50, 1,090,579,583.49 and 442,594,548.50 is: 610,780,476.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,275,060.50 : 1,090,579,583.49 = 442,594,548.50 : x
  2. Step 2: Convert to fraction form
    790,275,060.50/1,090,579,583.49 = 442,594,548.50/x
  3. Step 3: Cross multiply
    790,275,060.50x = 1,090,579,583.49 × 442,594,548.50
  4. Step 4: Simplify right side
    790,275,060.50x = 482,684,578,358,074,624
  5. Step 5: Solve for x
    x = 482,684,578,358,074,624/790,275,060.50
  6. Step 6: Final answer
    x = 610,780,476.93

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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.