Home / 675,326,289.98-931,979,406.77-373,911,598.95

Finding the Fourth Proportional to 675,326,289.98, 931,979,406.77 and 373,911,598.95

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Solution

The fourth proportional to 675,326,289.98, 931,979,406.77 and 373,911,598.95 is: 516,014,133.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,326,289.98 : 931,979,406.77 = 373,911,598.95 : x
  2. Step 2: Convert to fraction form
    675,326,289.98/931,979,406.77 = 373,911,598.95/x
  3. Step 3: Cross multiply
    675,326,289.98x = 931,979,406.77 × 373,911,598.95
  4. Step 4: Simplify right side
    675,326,289.98x = 348,477,910,178,272,896
  5. Step 5: Solve for x
    x = 348,477,910,178,272,896/675,326,289.98
  6. Step 6: Final answer
    x = 516,014,133.24

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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.