Home / 16,215,221,509.44-22,377,927,763.86-9,078,572,885.10

Finding the Fourth Proportional to 16,215,221,509.44, 22,377,927,763.86 and 9,078,572,885.10

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Solution

The fourth proportional to 16,215,221,509.44, 22,377,927,763.86 and 9,078,572,885.10 is: 12,528,946,835.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,215,221,509.44 : 22,377,927,763.86 = 9,078,572,885.10 : x
  2. Step 2: Convert to fraction form
    16,215,221,509.44/22,377,927,763.86 = 9,078,572,885.10/x
  3. Step 3: Cross multiply
    16,215,221,509.44x = 22,377,927,763.86 × 9,078,572,885.10
  4. Step 4: Simplify right side
    16,215,221,509.44x = 203,159,648,221,705,895,936
  5. Step 5: Solve for x
    x = 203,159,648,221,705,895,936/16,215,221,509.44
  6. Step 6: Final answer
    x = 12,528,946,835.75

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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.