Home / 199,720,472.04-275,594,913-125,357,262.12

Finding the Fourth Proportional to 199,720,472.04, 275,594,913 and 125,357,262.12

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Solution

The fourth proportional to 199,720,472.04, 275,594,913 and 125,357,262.12 is: 172,980,883.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,720,472.04 : 275,594,913 = 125,357,262.12 : x
  2. Step 2: Convert to fraction form
    199,720,472.04/275,594,913 = 125,357,262.12/x
  3. Step 3: Cross multiply
    199,720,472.04x = 275,594,913 × 125,357,262.12
  4. Step 4: Simplify right side
    199,720,472.04x = 34,547,823,747,879,596
  5. Step 5: Solve for x
    x = 34,547,823,747,879,596/199,720,472.04
  6. Step 6: Final answer
    x = 172,980,883.71

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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.