Home / 623,059,638.40-934,677,931.20-192,193,206.40

Finding the Fourth Proportional to 623,059,638.40, 934,677,931.20 and 192,193,206.40

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Solution

The fourth proportional to 623,059,638.40, 934,677,931.20 and 192,193,206.40 is: 288,317,100.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,059,638.40 : 934,677,931.20 = 192,193,206.40 : x
  2. Step 2: Convert to fraction form
    623,059,638.40/934,677,931.20 = 192,193,206.40/x
  3. Step 3: Cross multiply
    623,059,638.40x = 934,677,931.20 × 192,193,206.40
  4. Step 4: Simplify right side
    623,059,638.40x = 179,638,748,548,646,624
  5. Step 5: Solve for x
    x = 179,638,748,548,646,624/623,059,638.40
  6. Step 6: Final answer
    x = 288,317,100.77

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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.