Home / 27,687,583,366.76-38,208,366,983.90-15,644,335,602.57

Finding the Fourth Proportional to 27,687,583,366.76, 38,208,366,983.90 and 15,644,335,602.57

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Solution

The fourth proportional to 27,687,583,366.76, 38,208,366,983.90 and 15,644,335,602.57 is: 21,588,901,711.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,687,583,366.76 : 38,208,366,983.90 = 15,644,335,602.57 : x
  2. Step 2: Convert to fraction form
    27,687,583,366.76/38,208,366,983.90 = 15,644,335,602.57/x
  3. Step 3: Cross multiply
    27,687,583,366.76x = 38,208,366,983.90 × 15,644,335,602.57
  4. Step 4: Simplify right side
    27,687,583,366.76x = 597,744,515,922,286,870,528
  5. Step 5: Solve for x
    x = 597,744,515,922,286,870,528/27,687,583,366.76
  6. Step 6: Final answer
    x = 21,588,901,711.08

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1.5x scale

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.