Home / 1,316,567,456.58-1,974,640,964.63-383,672,090.07

Finding the Fourth Proportional to 1,316,567,456.58, 1,974,640,964.63 and 383,672,090.07

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Solution

The fourth proportional to 1,316,567,456.58, 1,974,640,964.63 and 383,672,090.07 is: 575,446,873.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,567,456.58 : 1,974,640,964.63 = 383,672,090.07 : x
  2. Step 2: Convert to fraction form
    1,316,567,456.58/1,974,640,964.63 = 383,672,090.07/x
  3. Step 3: Cross multiply
    1,316,567,456.58x = 1,974,640,964.63 × 383,672,090.07
  4. Step 4: Simplify right side
    1,316,567,456.58x = 757,614,626,031,737,984
  5. Step 5: Solve for x
    x = 757,614,626,031,737,984/1,316,567,456.58
  6. Step 6: Final answer
    x = 575,446,873.04

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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.