Home / 340,075,395.60-510,154,500.60-121,748,643.60

Finding the Fourth Proportional to 340,075,395.60, 510,154,500.60 and 121,748,643.60

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Solution

The fourth proportional to 340,075,395.60, 510,154,500.60 and 121,748,643.60 is: 182,637,789.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,075,395.60 : 510,154,500.60 = 121,748,643.60 : x
  2. Step 2: Convert to fraction form
    340,075,395.60/510,154,500.60 = 121,748,643.60/x
  3. Step 3: Cross multiply
    340,075,395.60x = 510,154,500.60 × 121,748,643.60
  4. Step 4: Simplify right side
    340,075,395.60x = 62,110,618,474,485,384
  5. Step 5: Solve for x
    x = 62,110,618,474,485,384/340,075,395.60
  6. Step 6: Final answer
    x = 182,637,789.38

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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.