Home / 261,622,075.80-392,433,113.70-89,041,531.80

Finding the Fourth Proportional to 261,622,075.80, 392,433,113.70 and 89,041,531.80

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Solution

The fourth proportional to 261,622,075.80, 392,433,113.70 and 89,041,531.80 is: 133,562,297.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,622,075.80 : 392,433,113.70 = 89,041,531.80 : x
  2. Step 2: Convert to fraction form
    261,622,075.80/392,433,113.70 = 89,041,531.80/x
  3. Step 3: Cross multiply
    261,622,075.80x = 392,433,113.70 × 89,041,531.80
  4. Step 4: Simplify right side
    261,622,075.80x = 34,942,845,572,891,564
  5. Step 5: Solve for x
    x = 34,942,845,572,891,564/261,622,075.80
  6. Step 6: Final answer
    x = 133,562,297.70

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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.