Home / 1,012,676,136.87-1,517,048,728.35-746,298,073.40

Finding the Fourth Proportional to 1,012,676,136.87, 1,517,048,728.35 and 746,298,073.40

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Solution

The fourth proportional to 1,012,676,136.87, 1,517,048,728.35 and 746,298,073.40 is: 1,117,998,639.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,676,136.87 : 1,517,048,728.35 = 746,298,073.40 : x
  2. Step 2: Convert to fraction form
    1,012,676,136.87/1,517,048,728.35 = 746,298,073.40/x
  3. Step 3: Cross multiply
    1,012,676,136.87x = 1,517,048,728.35 × 746,298,073.40
  4. Step 4: Simplify right side
    1,012,676,136.87x = 1,132,170,543,217,549,824
  5. Step 5: Solve for x
    x = 1,132,170,543,217,549,824/1,012,676,136.87
  6. Step 6: Final answer
    x = 1,117,998,639.45

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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.