Home / 663,896,446.18-916,158,831.38-366,533,284.74

Finding the Fourth Proportional to 663,896,446.18, 916,158,831.38 and 366,533,284.74

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Solution

The fourth proportional to 663,896,446.18, 916,158,831.38 and 366,533,284.74 is: 505,805,849.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,896,446.18 : 916,158,831.38 = 366,533,284.74 : x
  2. Step 2: Convert to fraction form
    663,896,446.18/916,158,831.38 = 366,533,284.74/x
  3. Step 3: Cross multiply
    663,896,446.18x = 916,158,831.38 × 366,533,284.74
  4. Step 4: Simplify right side
    663,896,446.18x = 335,802,705,809,271,168
  5. Step 5: Solve for x
    x = 335,802,705,809,271,168/663,896,446.18
  6. Step 6: Final answer
    x = 505,805,849.30

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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.