Home / 122,326,810.20-183,490,215.30-117,623,885.40

Finding the Fourth Proportional to 122,326,810.20, 183,490,215.30 and 117,623,885.40

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Solution

The fourth proportional to 122,326,810.20, 183,490,215.30 and 117,623,885.40 is: 176,435,828.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,326,810.20 : 183,490,215.30 = 117,623,885.40 : x
  2. Step 2: Convert to fraction form
    122,326,810.20/183,490,215.30 = 117,623,885.40/x
  3. Step 3: Cross multiply
    122,326,810.20x = 183,490,215.30 × 117,623,885.40
  4. Step 4: Simplify right side
    122,326,810.20x = 21,582,832,056,468,528
  5. Step 5: Solve for x
    x = 21,582,832,056,468,528/122,326,810.20
  6. Step 6: Final answer
    x = 176,435,828.10

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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.