Home / 147,977,706.30-221,966,559.45-38,802,666.30

Finding the Fourth Proportional to 147,977,706.30, 221,966,559.45 and 38,802,666.30

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Solution

The fourth proportional to 147,977,706.30, 221,966,559.45 and 38,802,666.30 is: 58,203,999.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,977,706.30 : 221,966,559.45 = 38,802,666.30 : x
  2. Step 2: Convert to fraction form
    147,977,706.30/221,966,559.45 = 38,802,666.30/x
  3. Step 3: Cross multiply
    147,977,706.30x = 221,966,559.45 × 38,802,666.30
  4. Step 4: Simplify right side
    147,977,706.30x = 8,612,894,336,097,460
  5. Step 5: Solve for x
    x = 8,612,894,336,097,460/147,977,706.30
  6. Step 6: Final answer
    x = 58,203,999.45

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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.