Home / 338,754,208.93-507,835,366.02-131,349,726.16

Finding the Fourth Proportional to 338,754,208.93, 507,835,366.02 and 131,349,726.16

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Solution

The fourth proportional to 338,754,208.93, 507,835,366.02 and 131,349,726.16 is: 196,909,837.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,754,208.93 : 507,835,366.02 = 131,349,726.16 : x
  2. Step 2: Convert to fraction form
    338,754,208.93/507,835,366.02 = 131,349,726.16/x
  3. Step 3: Cross multiply
    338,754,208.93x = 507,835,366.02 × 131,349,726.16
  4. Step 4: Simplify right side
    338,754,208.93x = 66,704,036,259,820,776
  5. Step 5: Solve for x
    x = 66,704,036,259,820,776/338,754,208.93
  6. Step 6: Final answer
    x = 196,909,837.58

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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.