Home / 560,512,000.40-840,768,000.60-249,619,015.40

Finding the Fourth Proportional to 560,512,000.40, 840,768,000.60 and 249,619,015.40

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Solution

The fourth proportional to 560,512,000.40, 840,768,000.60 and 249,619,015.40 is: 374,428,523.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,512,000.40 : 840,768,000.60 = 249,619,015.40 : x
  2. Step 2: Convert to fraction form
    560,512,000.40/840,768,000.60 = 249,619,015.40/x
  3. Step 3: Cross multiply
    560,512,000.40x = 840,768,000.60 × 249,619,015.40
  4. Step 4: Simplify right side
    560,512,000.40x = 209,871,680,489,598,624
  5. Step 5: Solve for x
    x = 209,871,680,489,598,624/560,512,000.40
  6. Step 6: Final answer
    x = 374,428,523.10

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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.