Home / 1,197,872,567.48-1,653,033,689.06-669,240,523.80

Finding the Fourth Proportional to 1,197,872,567.48, 1,653,033,689.06 and 669,240,523.80

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Solution

The fourth proportional to 1,197,872,567.48, 1,653,033,689.06 and 669,240,523.80 is: 923,534,908.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,872,567.48 : 1,653,033,689.06 = 669,240,523.80 : x
  2. Step 2: Convert to fraction form
    1,197,872,567.48/1,653,033,689.06 = 669,240,523.80/x
  3. Step 3: Cross multiply
    1,197,872,567.48x = 1,653,033,689.06 × 669,240,523.80
  4. Step 4: Simplify right side
    1,197,872,567.48x = 1,106,277,131,922,214,528
  5. Step 5: Solve for x
    x = 1,106,277,131,922,214,528/1,197,872,567.48
  6. Step 6: Final answer
    x = 923,534,908.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.