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Finding the Fourth Proportional to 663,699,741.10, 995,549,611.65 and 597,942,774.70

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Solution

The fourth proportional to 663,699,741.10, 995,549,611.65 and 597,942,774.70 is: 896,914,162.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,699,741.10 : 995,549,611.65 = 597,942,774.70 : x
  2. Step 2: Convert to fraction form
    663,699,741.10/995,549,611.65 = 597,942,774.70/x
  3. Step 3: Cross multiply
    663,699,741.10x = 995,549,611.65 × 597,942,774.70
  4. Step 4: Simplify right side
    663,699,741.10x = 595,281,697,141,508,480
  5. Step 5: Solve for x
    x = 595,281,697,141,508,480/663,699,741.10
  6. Step 6: Final answer
    x = 896,914,162.05

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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.