Home / 2,087,496,973.81-3,131,246,347.67-613,636,886.26

Finding the Fourth Proportional to 2,087,496,973.81, 3,131,246,347.67 and 613,636,886.26

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Solution

The fourth proportional to 2,087,496,973.81, 3,131,246,347.67 and 613,636,886.26 is: 920,455,590.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087,496,973.81 : 3,131,246,347.67 = 613,636,886.26 : x
  2. Step 2: Convert to fraction form
    2,087,496,973.81/3,131,246,347.67 = 613,636,886.26/x
  3. Step 3: Cross multiply
    2,087,496,973.81x = 3,131,246,347.67 × 613,636,886.26
  4. Step 4: Simplify right side
    2,087,496,973.81x = 1,921,448,258,897,216,256
  5. Step 5: Solve for x
    x = 1,921,448,258,897,216,256/2,087,496,973.81
  6. Step 6: Final answer
    x = 920,455,590.12

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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.