Home / 249,003,740.70-373,505,611.05-76,480,277.40

Finding the Fourth Proportional to 249,003,740.70, 373,505,611.05 and 76,480,277.40

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Solution

The fourth proportional to 249,003,740.70, 373,505,611.05 and 76,480,277.40 is: 114,720,416.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,003,740.70 : 373,505,611.05 = 76,480,277.40 : x
  2. Step 2: Convert to fraction form
    249,003,740.70/373,505,611.05 = 76,480,277.40/x
  3. Step 3: Cross multiply
    249,003,740.70x = 373,505,611.05 × 76,480,277.40
  4. Step 4: Simplify right side
    249,003,740.70x = 28,565,812,743,560,508
  5. Step 5: Solve for x
    x = 28,565,812,743,560,508/249,003,740.70
  6. Step 6: Final answer
    x = 114,720,416.10

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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.