Home / 608,232,347.60-912,439,567.74-220,145,978.48

Finding the Fourth Proportional to 608,232,347.60, 912,439,567.74 and 220,145,978.48

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Solution

The fourth proportional to 608,232,347.60, 912,439,567.74 and 220,145,978.48 is: 330,251,921.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,232,347.60 : 912,439,567.74 = 220,145,978.48 : x
  2. Step 2: Convert to fraction form
    608,232,347.60/912,439,567.74 = 220,145,978.48/x
  3. Step 3: Cross multiply
    608,232,347.60x = 912,439,567.74 × 220,145,978.48
  4. Step 4: Simplify right side
    608,232,347.60x = 200,869,901,443,990,528
  5. Step 5: Solve for x
    x = 200,869,901,443,990,528/608,232,347.60
  6. Step 6: Final answer
    x = 330,251,921.39

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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.