Home / 1,521,573,851.52-2,280,767,820.86-636,766,157.22

Finding the Fourth Proportional to 1,521,573,851.52, 2,280,767,820.86 and 636,766,157.22

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Solution

The fourth proportional to 1,521,573,851.52, 2,280,767,820.86 and 636,766,157.22 is: 954,482,596.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,573,851.52 : 2,280,767,820.86 = 636,766,157.22 : x
  2. Step 2: Convert to fraction form
    1,521,573,851.52/2,280,767,820.86 = 636,766,157.22/x
  3. Step 3: Cross multiply
    1,521,573,851.52x = 2,280,767,820.86 × 636,766,157.22
  4. Step 4: Simplify right side
    1,521,573,851.52x = 1,452,315,760,800,055,808
  5. Step 5: Solve for x
    x = 1,452,315,760,800,055,808/1,521,573,851.52
  6. Step 6: Final answer
    x = 954,482,596.65

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1.5x scale

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.