Home / 1,407,104,929,297-1,941,698,236,525-789,688,404,162.92

Finding the Fourth Proportional to 1,407,104,929,297, 1,941,698,236,525 and 789,688,404,162.92

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Solution

The fourth proportional to 1,407,104,929,297, 1,941,698,236,525 and 789,688,404,162.92 is: 1,089,710,191,359.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,104,929,297 : 1,941,698,236,525 = 789,688,404,162.92 : x
  2. Step 2: Convert to fraction form
    1,407,104,929,297/1,941,698,236,525 = 789,688,404,162.92/x
  3. Step 3: Cross multiply
    1,407,104,929,297x = 1,941,698,236,525 × 789,688,404,162.92
  4. Step 4: Simplify right side
    1,407,104,929,297x = 1,533,336,581,767,383,184,572,416
  5. Step 5: Solve for x
    x = 1,533,336,581,767,383,184,572,416/1,407,104,929,297
  6. Step 6: Final answer
    x = 1,089,710,191,359.68

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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.