Home / 83,778,567,226.29-115,616,875,638.24-45,719,227,363.86

Finding the Fourth Proportional to 83,778,567,226.29, 115,616,875,638.24 and 45,719,227,363.86

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Solution

The fourth proportional to 83,778,567,226.29, 115,616,875,638.24 and 45,719,227,363.86 is: 63,093,872,328.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,778,567,226.29 : 115,616,875,638.24 = 45,719,227,363.86 : x
  2. Step 2: Convert to fraction form
    83,778,567,226.29/115,616,875,638.24 = 45,719,227,363.86/x
  3. Step 3: Cross multiply
    83,778,567,226.29x = 115,616,875,638.24 × 45,719,227,363.86
  4. Step 4: Simplify right side
    83,778,567,226.29x = 5,285,914,224,403,820,838,912
  5. Step 5: Solve for x
    x = 5,285,914,224,403,820,838,912/83,778,567,226.29
  6. Step 6: Final answer
    x = 63,093,872,328.07

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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.