Home / 1,521,075,478,881-2,099,134,501,285.50-835,987,488,122.34

Finding the Fourth Proportional to 1,521,075,478,881, 2,099,134,501,285.50 and 835,987,488,122.34

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Solution

The fourth proportional to 1,521,075,478,881, 2,099,134,501,285.50 and 835,987,488,122.34 is: 1,153,690,400,854.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,075,478,881 : 2,099,134,501,285.50 = 835,987,488,122.34 : x
  2. Step 2: Convert to fraction form
    1,521,075,478,881/2,099,134,501,285.50 = 835,987,488,122.34/x
  3. Step 3: Cross multiply
    1,521,075,478,881x = 2,099,134,501,285.50 × 835,987,488,122.34
  4. Step 4: Simplify right side
    1,521,075,478,881x = 1,754,850,178,960,605,937,926,144
  5. Step 5: Solve for x
    x = 1,754,850,178,960,605,937,926,144/1,521,075,478,881
  6. Step 6: Final answer
    x = 1,153,690,400,854.79

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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.