Home / 1,555,086,878.90-2,334,290,285.04-670,208,928.94

Finding the Fourth Proportional to 1,555,086,878.90, 2,334,290,285.04 and 670,208,928.94

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Solution

The fourth proportional to 1,555,086,878.90, 2,334,290,285.04 and 670,208,928.94 is: 1,006,028,803.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,086,878.90 : 2,334,290,285.04 = 670,208,928.94 : x
  2. Step 2: Convert to fraction form
    1,555,086,878.90/2,334,290,285.04 = 670,208,928.94/x
  3. Step 3: Cross multiply
    1,555,086,878.90x = 2,334,290,285.04 × 670,208,928.94
  4. Step 4: Simplify right side
    1,555,086,878.90x = 1,564,462,191,771,705,856
  5. Step 5: Solve for x
    x = 1,564,462,191,771,705,856/1,555,086,878.90
  6. Step 6: Final answer
    x = 1,006,028,803.28

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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.