Home / 739,315,948.80-1,108,973,923.20-194,112,595.20

Finding the Fourth Proportional to 739,315,948.80, 1,108,973,923.20 and 194,112,595.20

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Solution

The fourth proportional to 739,315,948.80, 1,108,973,923.20 and 194,112,595.20 is: 291,168,892.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,315,948.80 : 1,108,973,923.20 = 194,112,595.20 : x
  2. Step 2: Convert to fraction form
    739,315,948.80/1,108,973,923.20 = 194,112,595.20/x
  3. Step 3: Cross multiply
    739,315,948.80x = 1,108,973,923.20 × 194,112,595.20
  4. Step 4: Simplify right side
    739,315,948.80x = 215,265,806,241,477,472
  5. Step 5: Solve for x
    x = 215,265,806,241,477,472/739,315,948.80
  6. Step 6: Final answer
    x = 291,168,892.80

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1.5x scale

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.