Home / 16,215,221,507.45-22,377,927,761.10-9,078,572,883.11

Finding the Fourth Proportional to 16,215,221,507.45, 22,377,927,761.10 and 9,078,572,883.11

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Solution

The fourth proportional to 16,215,221,507.45, 22,377,927,761.10 and 9,078,572,883.11 is: 12,528,946,832.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,215,221,507.45 : 22,377,927,761.10 = 9,078,572,883.11 : x
  2. Step 2: Convert to fraction form
    16,215,221,507.45/22,377,927,761.10 = 9,078,572,883.11/x
  3. Step 3: Cross multiply
    16,215,221,507.45x = 22,377,927,761.10 × 9,078,572,883.11
  4. Step 4: Simplify right side
    16,215,221,507.45x = 203,159,648,152,005,017,600
  5. Step 5: Solve for x
    x = 203,159,648,152,005,017,600/16,215,221,507.45
  6. Step 6: Final answer
    x = 12,528,946,832.99

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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.