Home / 979,345,148.80-1,465,616,500.80-673,235,132.80

Finding the Fourth Proportional to 979,345,148.80, 1,465,616,500.80 and 673,235,132.80

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Solution

The fourth proportional to 979,345,148.80, 1,465,616,500.80 and 673,235,132.80 is: 1,007,514,583.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,345,148.80 : 1,465,616,500.80 = 673,235,132.80 : x
  2. Step 2: Convert to fraction form
    979,345,148.80/1,465,616,500.80 = 673,235,132.80/x
  3. Step 3: Cross multiply
    979,345,148.80x = 1,465,616,500.80 × 673,235,132.80
  4. Step 4: Simplify right side
    979,345,148.80x = 986,704,519,549,959,168
  5. Step 5: Solve for x
    x = 986,704,519,549,959,168/979,345,148.80
  6. Step 6: Final answer
    x = 1,007,514,583.35

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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.