Home / 1,407,104,929,273.90-1,941,698,236,493.80-789,688,404,139.95

Finding the Fourth Proportional to 1,407,104,929,273.90, 1,941,698,236,493.80 and 789,688,404,139.95

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Solution

The fourth proportional to 1,407,104,929,273.90, 1,941,698,236,493.80 and 789,688,404,139.95 is: 1,089,710,191,328.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,104,929,273.90 : 1,941,698,236,493.80 = 789,688,404,139.95 : x
  2. Step 2: Convert to fraction form
    1,407,104,929,273.90/1,941,698,236,493.80 = 789,688,404,139.95/x
  3. Step 3: Cross multiply
    1,407,104,929,273.90x = 1,941,698,236,493.80 × 789,688,404,139.95
  4. Step 4: Simplify right side
    1,407,104,929,273.90x = 1,533,336,581,698,144,016,793,600
  5. Step 5: Solve for x
    x = 1,533,336,581,698,144,016,793,600/1,407,104,929,273.90
  6. Step 6: Final answer
    x = 1,089,710,191,328.36

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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.