Home / 402,130,016.30-603,195,024.45-249,075,008.30

Finding the Fourth Proportional to 402,130,016.30, 603,195,024.45 and 249,075,008.30

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Solution

The fourth proportional to 402,130,016.30, 603,195,024.45 and 249,075,008.30 is: 373,612,512.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,130,016.30 : 603,195,024.45 = 249,075,008.30 : x
  2. Step 2: Convert to fraction form
    402,130,016.30/603,195,024.45 = 249,075,008.30/x
  3. Step 3: Cross multiply
    402,130,016.30x = 603,195,024.45 × 249,075,008.30
  4. Step 4: Simplify right side
    402,130,016.30x = 150,240,805,721,402,464
  5. Step 5: Solve for x
    x = 150,240,805,721,402,464/402,130,016.30
  6. Step 6: Final answer
    x = 373,612,512.45

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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.