Home / 730,646,399.52-1,096,130,803.02-213,117,343.92

Finding the Fourth Proportional to 730,646,399.52, 1,096,130,803.02 and 213,117,343.92

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Solution

The fourth proportional to 730,646,399.52, 1,096,130,803.02 and 213,117,343.92 is: 319,723,036.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,646,399.52 : 1,096,130,803.02 = 213,117,343.92 : x
  2. Step 2: Convert to fraction form
    730,646,399.52/1,096,130,803.02 = 213,117,343.92/x
  3. Step 3: Cross multiply
    730,646,399.52x = 1,096,130,803.02 × 213,117,343.92
  4. Step 4: Simplify right side
    730,646,399.52x = 233,604,485,328,519,104
  5. Step 5: Solve for x
    x = 233,604,485,328,519,104/730,646,399.52
  6. Step 6: Final answer
    x = 319,723,036.32

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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.