Home / 1,570,310,165.01-2,167,021,479.39-865,460,464.25

Finding the Fourth Proportional to 1,570,310,165.01, 2,167,021,479.39 and 865,460,464.25

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Solution

The fourth proportional to 1,570,310,165.01, 2,167,021,479.39 and 865,460,464.25 is: 1,194,331,831.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,310,165.01 : 2,167,021,479.39 = 865,460,464.25 : x
  2. Step 2: Convert to fraction form
    1,570,310,165.01/2,167,021,479.39 = 865,460,464.25/x
  3. Step 3: Cross multiply
    1,570,310,165.01x = 2,167,021,479.39 × 865,460,464.25
  4. Step 4: Simplify right side
    1,570,310,165.01x = 1,875,471,415,592,591,104
  5. Step 5: Solve for x
    x = 1,875,471,415,592,591,104/1,570,310,165.01
  6. Step 6: Final answer
    x = 1,194,331,831.62

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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.