Home / 249,254,084.32-373,546,919.08-193,988,649

Finding the Fourth Proportional to 249,254,084.32, 373,546,919.08 and 193,988,649

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Solution

The fourth proportional to 249,254,084.32, 373,546,919.08 and 193,988,649 is: 290,722,867.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,254,084.32 : 373,546,919.08 = 193,988,649 : x
  2. Step 2: Convert to fraction form
    249,254,084.32/373,546,919.08 = 193,988,649/x
  3. Step 3: Cross multiply
    249,254,084.32x = 373,546,919.08 × 193,988,649
  4. Step 4: Simplify right side
    249,254,084.32x = 72,463,862,170,441,520
  5. Step 5: Solve for x
    x = 72,463,862,170,441,520/249,254,084.32
  6. Step 6: Final answer
    x = 290,722,867.66

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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.