Home / 1,391,500,917.83-2,088,247,205.77-506,184,565.97

Finding the Fourth Proportional to 1,391,500,917.83, 2,088,247,205.77 and 506,184,565.97

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Solution

The fourth proportional to 1,391,500,917.83, 2,088,247,205.77 and 506,184,565.97 is: 759,639,100.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,391,500,917.83 : 2,088,247,205.77 = 506,184,565.97 : x
  2. Step 2: Convert to fraction form
    1,391,500,917.83/2,088,247,205.77 = 506,184,565.97/x
  3. Step 3: Cross multiply
    1,391,500,917.83x = 2,088,247,205.77 × 506,184,565.97
  4. Step 4: Simplify right side
    1,391,500,917.83x = 1,057,038,505,490,752,768
  5. Step 5: Solve for x
    x = 1,057,038,505,490,752,768/1,391,500,917.83
  6. Step 6: Final answer
    x = 759,639,100.45

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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.