Home / 453,008,675.85-625,078,905.72-254,758,347.50

Finding the Fourth Proportional to 453,008,675.85, 625,078,905.72 and 254,758,347.50

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Solution

The fourth proportional to 453,008,675.85, 625,078,905.72 and 254,758,347.50 is: 351,525,428.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,008,675.85 : 625,078,905.72 = 254,758,347.50 : x
  2. Step 2: Convert to fraction form
    453,008,675.85/625,078,905.72 = 254,758,347.50/x
  3. Step 3: Cross multiply
    453,008,675.85x = 625,078,905.72 × 254,758,347.50
  4. Step 4: Simplify right side
    453,008,675.85x = 159,244,069,075,210,112
  5. Step 5: Solve for x
    x = 159,244,069,075,210,112/453,008,675.85
  6. Step 6: Final answer
    x = 351,525,428.90

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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.