Home / 15,885,781,673.40-21,923,927,173.74-11,864,470,503.48

Finding the Fourth Proportional to 15,885,781,673.40, 21,923,927,173.74 and 11,864,470,503.48

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Solution

The fourth proportional to 15,885,781,673.40, 21,923,927,173.74 and 11,864,470,503.48 is: 16,374,125,782.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,885,781,673.40 : 21,923,927,173.74 = 11,864,470,503.48 : x
  2. Step 2: Convert to fraction form
    15,885,781,673.40/21,923,927,173.74 = 11,864,470,503.48/x
  3. Step 3: Cross multiply
    15,885,781,673.40x = 21,923,927,173.74 × 11,864,470,503.48
  4. Step 4: Simplify right side
    15,885,781,673.40x = 260,115,787,273,281,896,448
  5. Step 5: Solve for x
    x = 260,115,787,273,281,896,448/15,885,781,673.40
  6. Step 6: Final answer
    x = 16,374,125,782.48

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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.