Home / 1,407,104,929,274.50-1,941,698,236,494.50-789,688,404,140.54

Finding the Fourth Proportional to 1,407,104,929,274.50, 1,941,698,236,494.50 and 789,688,404,140.54

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Solution

The fourth proportional to 1,407,104,929,274.50, 1,941,698,236,494.50 and 789,688,404,140.54 is: 1,089,710,191,329.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,104,929,274.50 : 1,941,698,236,494.50 = 789,688,404,140.54 : x
  2. Step 2: Convert to fraction form
    1,407,104,929,274.50/1,941,698,236,494.50 = 789,688,404,140.54/x
  3. Step 3: Cross multiply
    1,407,104,929,274.50x = 1,941,698,236,494.50 × 789,688,404,140.54
  4. Step 4: Simplify right side
    1,407,104,929,274.50x = 1,533,336,581,699,842,676,359,168
  5. Step 5: Solve for x
    x = 1,533,336,581,699,842,676,359,168/1,407,104,929,274.50
  6. Step 6: Final answer
    x = 1,089,710,191,329.11

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Double scale
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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.