Home / 702,171,075.76-1,053,124,934.08-352,323,209.42

Finding the Fourth Proportional to 702,171,075.76, 1,053,124,934.08 and 352,323,209.42

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Solution

The fourth proportional to 702,171,075.76, 1,053,124,934.08 and 352,323,209.42 is: 528,418,742.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,171,075.76 : 1,053,124,934.08 = 352,323,209.42 : x
  2. Step 2: Convert to fraction form
    702,171,075.76/1,053,124,934.08 = 352,323,209.42/x
  3. Step 3: Cross multiply
    702,171,075.76x = 1,053,124,934.08 × 352,323,209.42
  4. Step 4: Simplify right side
    702,171,075.76x = 371,040,356,695,291,584
  5. Step 5: Solve for x
    x = 371,040,356,695,291,584/702,171,075.76
  6. Step 6: Final answer
    x = 528,418,742.25

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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.