Home / 1,160,908,274.28-1,742,111,579.22-423,916,473.28

Finding the Fourth Proportional to 1,160,908,274.28, 1,742,111,579.22 and 423,916,473.28

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Solution

The fourth proportional to 1,160,908,274.28, 1,742,111,579.22 and 423,916,473.28 is: 636,148,275.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,908,274.28 : 1,742,111,579.22 = 423,916,473.28 : x
  2. Step 2: Convert to fraction form
    1,160,908,274.28/1,742,111,579.22 = 423,916,473.28/x
  3. Step 3: Cross multiply
    1,160,908,274.28x = 1,742,111,579.22 × 423,916,473.28
  4. Step 4: Simplify right side
    1,160,908,274.28x = 738,509,796,723,193,728
  5. Step 5: Solve for x
    x = 738,509,796,723,193,728/1,160,908,274.28
  6. Step 6: Final answer
    x = 636,148,275.52

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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.