Home / 1,992,029,573.10-2,988,044,359.65-611,841,866.70

Finding the Fourth Proportional to 1,992,029,573.10, 2,988,044,359.65 and 611,841,866.70

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Solution

The fourth proportional to 1,992,029,573.10, 2,988,044,359.65 and 611,841,866.70 is: 917,762,800.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,029,573.10 : 2,988,044,359.65 = 611,841,866.70 : x
  2. Step 2: Convert to fraction form
    1,992,029,573.10/2,988,044,359.65 = 611,841,866.70/x
  3. Step 3: Cross multiply
    1,992,029,573.10x = 2,988,044,359.65 × 611,841,866.70
  4. Step 4: Simplify right side
    1,992,029,573.10x = 1,828,210,638,790,662,400
  5. Step 5: Solve for x
    x = 1,828,210,638,790,662,400/1,992,029,573.10
  6. Step 6: Final answer
    x = 917,762,800.05

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1.5x scale

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.