Home / 19,329,755,225.57-26,659,950,443.12-12,557,755,730.70

Finding the Fourth Proportional to 19,329,755,225.57, 26,659,950,443.12 and 12,557,755,730.70

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Solution

The fourth proportional to 19,329,755,225.57, 26,659,950,443.12 and 12,557,755,730.70 is: 17,319,885,407.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,329,755,225.57 : 26,659,950,443.12 = 12,557,755,730.70 : x
  2. Step 2: Convert to fraction form
    19,329,755,225.57/26,659,950,443.12 = 12,557,755,730.70/x
  3. Step 3: Cross multiply
    19,329,755,225.57x = 26,659,950,443.12 × 12,557,755,730.70
  4. Step 4: Simplify right side
    19,329,755,225.57x = 334,789,145,457,293,328,384
  5. Step 5: Solve for x
    x = 334,789,145,457,293,328,384/19,329,755,225.57
  6. Step 6: Final answer
    x = 17,319,885,407.26

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Double scale
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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.