Home / 199,148,435.80-298,604,688.90-103,596,947.80

Finding the Fourth Proportional to 199,148,435.80, 298,604,688.90 and 103,596,947.80

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Solution

The fourth proportional to 199,148,435.80, 298,604,688.90 and 103,596,947.80 is: 155,334,056.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,148,435.80 : 298,604,688.90 = 103,596,947.80 : x
  2. Step 2: Convert to fraction form
    199,148,435.80/298,604,688.90 = 103,596,947.80/x
  3. Step 3: Cross multiply
    199,148,435.80x = 298,604,688.90 × 103,596,947.80
  4. Step 4: Simplify right side
    199,148,435.80x = 30,934,534,368,808,536
  5. Step 5: Solve for x
    x = 30,934,534,368,808,536/199,148,435.80
  6. Step 6: Final answer
    x = 155,334,056.45

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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.