Home / 488,593,312.20-732,889,968.30-435,024,059.40

Finding the Fourth Proportional to 488,593,312.20, 732,889,968.30 and 435,024,059.40

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Solution

The fourth proportional to 488,593,312.20, 732,889,968.30 and 435,024,059.40 is: 652,536,089.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,593,312.20 : 732,889,968.30 = 435,024,059.40 : x
  2. Step 2: Convert to fraction form
    488,593,312.20/732,889,968.30 = 435,024,059.40/x
  3. Step 3: Cross multiply
    488,593,312.20x = 732,889,968.30 × 435,024,059.40
  4. Step 4: Simplify right side
    488,593,312.20x = 318,824,769,103,403,264
  5. Step 5: Solve for x
    x = 318,824,769,103,403,264/488,593,312.20
  6. Step 6: Final answer
    x = 652,536,089.10

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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.