Home / 867,243,336.05-1,196,797,322.18-470,766,594.26

Finding the Fourth Proportional to 867,243,336.05, 1,196,797,322.18 and 470,766,594.26

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Solution

The fourth proportional to 867,243,336.05, 1,196,797,322.18 and 470,766,594.26 is: 649,658,724.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,243,336.05 : 1,196,797,322.18 = 470,766,594.26 : x
  2. Step 2: Convert to fraction form
    867,243,336.05/1,196,797,322.18 = 470,766,594.26/x
  3. Step 3: Cross multiply
    867,243,336.05x = 1,196,797,322.18 × 470,766,594.26
  4. Step 4: Simplify right side
    867,243,336.05x = 563,412,199,386,335,424
  5. Step 5: Solve for x
    x = 563,412,199,386,335,424/867,243,336.05
  6. Step 6: Final answer
    x = 649,658,724.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.