Home / 21,056,604,358.91-29,058,816,752.30-11,541,180,490.26

Finding the Fourth Proportional to 21,056,604,358.91, 29,058,816,752.30 and 11,541,180,490.26

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Solution

The fourth proportional to 21,056,604,358.91, 29,058,816,752.30 and 11,541,180,490.26 is: 15,927,214,248.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,056,604,358.91 : 29,058,816,752.30 = 11,541,180,490.26 : x
  2. Step 2: Convert to fraction form
    21,056,604,358.91/29,058,816,752.30 = 11,541,180,490.26/x
  3. Step 3: Cross multiply
    21,056,604,358.91x = 29,058,816,752.30 × 11,541,180,490.26
  4. Step 4: Simplify right side
    21,056,604,358.91x = 335,373,048,971,592,073,216
  5. Step 5: Solve for x
    x = 335,373,048,971,592,073,216/21,056,604,358.91
  6. Step 6: Final answer
    x = 15,927,214,248.57

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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.