Home / 1,521,075,478,883.10-2,099,134,501,288.40-835,987,488,124.30

Finding the Fourth Proportional to 1,521,075,478,883.10, 2,099,134,501,288.40 and 835,987,488,124.30

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Solution

The fourth proportional to 1,521,075,478,883.10, 2,099,134,501,288.40 and 835,987,488,124.30 is: 1,153,690,400,857.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,075,478,883.10 : 2,099,134,501,288.40 = 835,987,488,124.30 : x
  2. Step 2: Convert to fraction form
    1,521,075,478,883.10/2,099,134,501,288.40 = 835,987,488,124.30/x
  3. Step 3: Cross multiply
    1,521,075,478,883.10x = 2,099,134,501,288.40 × 835,987,488,124.30
  4. Step 4: Simplify right side
    1,521,075,478,883.10x = 1,754,850,178,967,144,757,198,848
  5. Step 5: Solve for x
    x = 1,754,850,178,967,144,757,198,848/1,521,075,478,883.10
  6. Step 6: Final answer
    x = 1,153,690,400,857.49

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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.