Home / 586,289,075.40-880,301,414.70-328,020,121.80

Finding the Fourth Proportional to 586,289,075.40, 880,301,414.70 and 328,020,121.80

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Solution

The fourth proportional to 586,289,075.40, 880,301,414.70 and 328,020,121.80 is: 492,515,704.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,289,075.40 : 880,301,414.70 = 328,020,121.80 : x
  2. Step 2: Convert to fraction form
    586,289,075.40/880,301,414.70 = 328,020,121.80/x
  3. Step 3: Cross multiply
    586,289,075.40x = 880,301,414.70 × 328,020,121.80
  4. Step 4: Simplify right side
    586,289,075.40x = 288,756,577,270,606,336
  5. Step 5: Solve for x
    x = 288,756,577,270,606,336/586,289,075.40
  6. Step 6: Final answer
    x = 492,515,704.94

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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.