Home / 555,080,373.72-766,092,492-320,085,135

Finding the Fourth Proportional to 555,080,373.72, 766,092,492 and 320,085,135

Calculator

Solution

The fourth proportional to 555,080,373.72, 766,092,492 and 320,085,135 is: 441,764,526.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,080,373.72 : 766,092,492 = 320,085,135 : x
  2. Step 2: Convert to fraction form
    555,080,373.72/766,092,492 = 320,085,135/x
  3. Step 3: Cross multiply
    555,080,373.72x = 766,092,492 × 320,085,135
  4. Step 4: Simplify right side
    555,080,373.72x = 245,214,818,724,306,432
  5. Step 5: Solve for x
    x = 245,214,818,724,306,432/555,080,373.72
  6. Step 6: Final answer
    x = 441,764,526.97

Related Problems

Find fourth proportional to 277,540,186.86, 383,046,246 and 160,042,567.50
Half scale
Find fourth proportional to 1,110,160,747.44, 1,532,184,984 and 640,170,270
Double scale
Find fourth proportional to 555,080,374.72, 766,092,493.38 and 320,085,136
Similar ratio
Find fourth proportional to 832,620,560.58, 1,149,138,738 and 480,127,702.50
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.