Home / 732,889,898.10-1,099,334,847.15-660,330,486.90

Finding the Fourth Proportional to 732,889,898.10, 1,099,334,847.15 and 660,330,486.90

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Solution

The fourth proportional to 732,889,898.10, 1,099,334,847.15 and 660,330,486.90 is: 990,495,730.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,889,898.10 : 1,099,334,847.15 = 660,330,486.90 : x
  2. Step 2: Convert to fraction form
    732,889,898.10/1,099,334,847.15 = 660,330,486.90/x
  3. Step 3: Cross multiply
    732,889,898.10x = 1,099,334,847.15 × 660,330,486.90
  4. Step 4: Simplify right side
    732,889,898.10x = 725,924,314,884,696,576
  5. Step 5: Solve for x
    x = 725,924,314,884,696,576/732,889,898.10
  6. Step 6: Final answer
    x = 990,495,730.35

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Double scale
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Similar ratio
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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.