Home / 885,959,110.90-1,328,938,666.35-523,162,054.90

Finding the Fourth Proportional to 885,959,110.90, 1,328,938,666.35 and 523,162,054.90

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Solution

The fourth proportional to 885,959,110.90, 1,328,938,666.35 and 523,162,054.90 is: 784,743,082.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,959,110.90 : 1,328,938,666.35 = 523,162,054.90 : x
  2. Step 2: Convert to fraction form
    885,959,110.90/1,328,938,666.35 = 523,162,054.90/x
  3. Step 3: Cross multiply
    885,959,110.90x = 1,328,938,666.35 × 523,162,054.90
  4. Step 4: Simplify right side
    885,959,110.90x = 695,250,283,523,731,456
  5. Step 5: Solve for x
    x = 695,250,283,523,731,456/885,959,110.90
  6. Step 6: Final answer
    x = 784,743,082.35

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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.