Home / 14,161,516,985.94-21,231,803,266.65-8,564,209,695.24

Finding the Fourth Proportional to 14,161,516,985.94, 21,231,803,266.65 and 8,564,209,695.24

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Solution

The fourth proportional to 14,161,516,985.94, 21,231,803,266.65 and 8,564,209,695.24 is: 12,839,981,448.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,161,516,985.94 : 21,231,803,266.65 = 8,564,209,695.24 : x
  2. Step 2: Convert to fraction form
    14,161,516,985.94/21,231,803,266.65 = 8,564,209,695.24/x
  3. Step 3: Cross multiply
    14,161,516,985.94x = 21,231,803,266.65 × 8,564,209,695.24
  4. Step 4: Simplify right side
    14,161,516,985.94x = 181,833,615,383,672,225,792
  5. Step 5: Solve for x
    x = 181,833,615,383,672,225,792/14,161,516,985.94
  6. Step 6: Final answer
    x = 12,839,981,448.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.