Home / 880,786,325.57-1,215,670,075.27-558,705,968.06

Finding the Fourth Proportional to 880,786,325.57, 1,215,670,075.27 and 558,705,968.06

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Solution

The fourth proportional to 880,786,325.57, 1,215,670,075.27 and 558,705,968.06 is: 771,131,552.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,786,325.57 : 1,215,670,075.27 = 558,705,968.06 : x
  2. Step 2: Convert to fraction form
    880,786,325.57/1,215,670,075.27 = 558,705,968.06/x
  3. Step 3: Cross multiply
    880,786,325.57x = 1,215,670,075.27 × 558,705,968.06
  4. Step 4: Simplify right side
    880,786,325.57x = 679,202,126,237,823,232
  5. Step 5: Solve for x
    x = 679,202,126,237,823,232/880,786,325.57
  6. Step 6: Final answer
    x = 771,131,552.03

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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.