Home / 20,526,513,432,292-28,329,016,942,672-12,193,033,050,574

Finding the Fourth Proportional to 20,526,513,432,292, 28,329,016,942,672 and 12,193,033,050,574

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Solution

The fourth proportional to 20,526,513,432,292, 28,329,016,942,672 and 12,193,033,050,574 is: 16,827,828,116,628.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,526,513,432,292 : 28,329,016,942,672 = 12,193,033,050,574 : x
  2. Step 2: Convert to fraction form
    20,526,513,432,292/28,329,016,942,672 = 12,193,033,050,574/x
  3. Step 3: Cross multiply
    20,526,513,432,292x = 28,329,016,942,672 × 12,193,033,050,574
  4. Step 4: Simplify right side
    20,526,513,432,292x = 345,416,639,872,270,514,962,563,072
  5. Step 5: Solve for x
    x = 345,416,639,872,270,514,962,563,072/20,526,513,432,292
  6. Step 6: Final answer
    x = 16,827,828,116,628.24

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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.