Home / 1,072,664,648.34-1,608,128,689.01-335,355,030.21

Finding the Fourth Proportional to 1,072,664,648.34, 1,608,128,689.01 and 335,355,030.21

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Solution

The fourth proportional to 1,072,664,648.34, 1,608,128,689.01 and 335,355,030.21 is: 502,761,087.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,664,648.34 : 1,608,128,689.01 = 335,355,030.21 : x
  2. Step 2: Convert to fraction form
    1,072,664,648.34/1,608,128,689.01 = 335,355,030.21/x
  3. Step 3: Cross multiply
    1,072,664,648.34x = 1,608,128,689.01 × 335,355,030.21
  4. Step 4: Simplify right side
    1,072,664,648.34x = 539,294,045,090,011,776
  5. Step 5: Solve for x
    x = 539,294,045,090,011,776/1,072,664,648.34
  6. Step 6: Final answer
    x = 502,761,087.47

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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.