Home / 144,386,021.81-216,578,695.90-94,843,566.30

Finding the Fourth Proportional to 144,386,021.81, 216,578,695.90 and 94,843,566.30

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Solution

The fourth proportional to 144,386,021.81, 216,578,695.90 and 94,843,566.30 is: 142,265,128.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,386,021.81 : 216,578,695.90 = 94,843,566.30 : x
  2. Step 2: Convert to fraction form
    144,386,021.81/216,578,695.90 = 94,843,566.30/x
  3. Step 3: Cross multiply
    144,386,021.81x = 216,578,695.90 × 94,843,566.30
  4. Step 4: Simplify right side
    144,386,021.81x = 20,541,095,902,855,760
  5. Step 5: Solve for x
    x = 20,541,095,902,855,760/144,386,021.81
  6. Step 6: Final answer
    x = 142,265,128.20

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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.