Home / 356,565,332.40-534,847,998.60-245,600,451.60

Finding the Fourth Proportional to 356,565,332.40, 534,847,998.60 and 245,600,451.60

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Solution

The fourth proportional to 356,565,332.40, 534,847,998.60 and 245,600,451.60 is: 368,400,677.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,565,332.40 : 534,847,998.60 = 245,600,451.60 : x
  2. Step 2: Convert to fraction form
    356,565,332.40/534,847,998.60 = 245,600,451.60/x
  3. Step 3: Cross multiply
    356,565,332.40x = 534,847,998.60 × 245,600,451.60
  4. Step 4: Simplify right side
    356,565,332.40x = 131,358,909,993,516,176
  5. Step 5: Solve for x
    x = 131,358,909,993,516,176/356,565,332.40
  6. Step 6: Final answer
    x = 368,400,677.40

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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.