Home / 1,160,908,273.28-1,742,111,577.72-423,916,472.28

Finding the Fourth Proportional to 1,160,908,273.28, 1,742,111,577.72 and 423,916,472.28

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Solution

The fourth proportional to 1,160,908,273.28, 1,742,111,577.72 and 423,916,472.28 is: 636,148,274.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,908,273.28 : 1,742,111,577.72 = 423,916,472.28 : x
  2. Step 2: Convert to fraction form
    1,160,908,273.28/1,742,111,577.72 = 423,916,472.28/x
  3. Step 3: Cross multiply
    1,160,908,273.28x = 1,742,111,577.72 × 423,916,472.28
  4. Step 4: Simplify right side
    1,160,908,273.28x = 738,509,794,345,207,424
  5. Step 5: Solve for x
    x = 738,509,794,345,207,424/1,160,908,273.28
  6. Step 6: Final answer
    x = 636,148,274.02

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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.